Cover of The Brothers Hawthorne (The Inheritance Games, #4)

The Inheritance Games, #4

The Brothers Hawthorne

by Jennifer Lynn Barnes


Genre
Young Adult, Mystery, Thriller, Contemporary
Year
2023
Pages
480
Contents

Overview

The Brothers Hawthorne follows Grayson Hawthorne and Jameson Hawthorne as they step out from the shadow of their grandfather Tobias Hawthorne’s puzzles and into crises rooted in blood, inheritance, secrecy, and choice. While Avery Kylie Grambs works to use the Hawthorne fortune for good, Jameson is drawn into an elite and dangerous underground game tied to the father he never knew, and Grayson is pulled toward half sisters who do not yet understand how deeply their father’s secrets connect to the Hawthornes.

The story balances high-stakes riddles with emotional reckonings. Jameson’s hunger for challenge and proof collides with family betrayal and hidden power, while Grayson’s need for control is tested by loyalty, guilt, and the possibility of belonging somewhere new. Across secret clubs, family estates, old grudges, and impossible games, the novel explores what it means to be a Hawthorne: to win, to protect, to love, and to decide which legacies are worth carrying forward.

Plot Summary ⚠️ Spoilers

The novel opens through memories of the Hawthorne brothers’ childhood, when Tobias Hawthorne turned even Christmas, birthdays, and personal milestones into elaborate tests. Jameson Hawthorne, Grayson Hawthorne, Nash Hawthorne, and Xander Hawthorne learned to solve puzzles, exploit loopholes, compete, and protect one another under Tobias’s exacting rules. Those flashbacks frame the present: the brothers are brilliant and bonded, but also shaped by pressure, secrecy, rivalry, and the belief that losing or needing others is dangerous.

In the present, Nash summons his brothers to London with their emergency code. The crisis turns out first to be joyful: Nash is engaged to Libby Grambs and has been given Alice Hawthorne’s black opal ring. Yet the reunion exposes deeper unease. Grayson feels others moving forward while he remains trapped by duty, helping Avery Kylie Grambs give away the Hawthorne fortune. Jameson, traveling with Avery, is restless and hiding something from Prague, where he returned smelling of fire and ash with a mysterious object hidden in a pocket watch.

Jameson’s London mystery begins when Ian Johnstone-Jameson, his biological father, summons him. Ian is a professional gambler who has lost Vantage, his ancestral Scottish home, to a secretive gambling society called the Devil’s Mercy. He asks Jameson to win it back by gaining admission, earning entry to the club’s annual Game, and defeating powerful competitors. Jameson tells himself the challenge matters more than Ian, but Avery sees that Ian’s recognition and abandonment affect him. Together, Jameson and Avery bait the Mercy through elite public events, eventually attracting Rohan, the club’s Factotum, who grants them temporary access under costly terms designed to make Avery lose.

Inside the Devil’s Mercy, Jameson and Avery discover a world built on secrecy, sin-themed rooms, binding wagers, surveillance, and leverage. The elderly Proprietor, Alastair, controls members through a ledger of damaging secrets. Jameson studies the tables, fights brutally in the ring, and provokes Rohan and the Proprietor with daring wagers. Avery is invited to the Game first; Jameson must pay his own admission with a dangerous secret even Avery does not know. He writes a cryptic truth tied to Prague and provides proof from his pocket watch, then is drugged and taken to Vantage.

Meanwhile, Grayson leaves London for Phoenix after learning that Juliet “Gigi” Grayson, his unknown half sister, has been detained while trying to access a bank safe-deposit box connected to their father, Sheffield Grayson. Gigi and her twin, Savannah Grayson, do not know that Sheffield is dead or that he attacked Avery. Grayson tells himself he is only there to protect Avery and prevent evidence from surfacing, but he becomes increasingly attached to Gigi, Savannah, and their mother, Acacia Grayson. He learns that Sheffield used the alias Tobias Davenport, kept photos of Grayson for years, hid withdrawal slips marked KM, and left clues that lead to Kimberly Wright, Sheffield’s sister, and to a puzzle box hidden in the room of Kimberly’s dead son, Colin Wright.

Grayson’s Phoenix investigation grows darker. Kent Trowbridge, Acacia’s family lawyer, appears controlling and suspicious, while his son Duncan pressures Savannah. Eve, now tied to Vincent Blake’s power, has Mattias Slater watching the family, and the FBI raids the Grayson home. Grayson, Nash, and Xander open Sheffield’s puzzle box and decode a booby-trapped journal. The journal reveals Sheffield’s embezzlement, resentment of the Hawthornes, obsession with Toby Hawthorne, belief that Avery might lead him to Toby, and preparations for Avery’s kidnapping and violence. To protect Avery and spare the twins the full truth, Grayson forges a partial journal, hides the original, and returns a sanitized version. Gigi discovers his deception and rejects him, leaving Grayson devastated enough to send his brothers a wordless 911.

At Vantage, Jameson wakes with Avery, Branford, Zella, and Katharine Payne as competitors in Rohan’s Game. Three keys are hidden on the estate, and three boxes await them: two contain secrets, and the third contains the true prize. Jameson and Avery solve clues involving smugglers’ caves, a statue, carved logs, a table mechanism, a fireplace message, and a sundial, but the Game is also shaped by Johnstone-Jameson rivalries. Branford is revealed as Simon Johnstone-Jameson, Ian’s brother; Katharine appears to act for Bowen Johnstone-Jameson; and Ian himself intrudes, demanding that Jameson hand over his keys as part of a deal. Ian’s betrayal clarifies that he values winning more than Jameson, and Jameson refuses him.

Avery is expelled after attacking Zella to burn Jameson’s secret unread, choosing his safety over victory. Alone, Jameson continues. In the final tower stage, Zella wins a key by forcing Jameson to choose between saving her and claiming it; Jameson saves her. Katharine uses Bowen’s leverage over Branford to seize the silver chest and removes a silver ballerina, believing she has won. But Jameson realizes Rohan’s instruction was to identify what was in the third box, not merely produce the object. The box is a silent music box, and Jameson answers that the true contents are silence—the power to keep secrets. Rohan declares him the winner. Jameson immediately trades the Mercy’s mark for Vantage, claiming the estate for himself rather than for Ian.

Afterward, Branford rebukes Jameson’s recklessness but promises to protect his claim to Vantage, revealing a more honorable form of family loyalty than Ian offered. Jameson reunites with Avery, who accepts that his secret may remain unread until he is ready. Their celebration ends when Grayson’s 911 text arrives.

Back at Hawthorne House, Grayson’s brothers gather in the damaged tree house and push him to admit that he is not okay. Avery urges him to stop fleeing the people he loves and to tell his sisters enough truth to rebuild trust. When Toby Hawthorne reports that Eve only surveilled the sisters, Grayson realizes the FBI raid likely came from Kent, not Eve. The brothers and Avery return to Phoenix, uncover trust documents showing that Kent could exploit Savannah through marriage to Duncan, and expose Kent’s theft of Acacia’s trust. Grayson restores Acacia’s money and corners Kent publicly, dismantling his power.

Gigi later comes to Hawthorne House, and Grayson finally tells her that Sheffield tried to kill Avery and is not coming back. Rather than abandon him, Gigi chooses to help protect Savannah from the worst truth and accepts Grayson as her brother. Grayson then decodes Sheffield’s altered photo dates to identify offshore accounts and sends that information to the FBI, helping redirect the investigation away from Sheffield’s body and the Hawthornes’ secrets. He also begins to consider, through Nash’s ring and Gigi’s acceptance, that a future and love may be possible for him.

In the closing chapters, Jameson rebuilds the tree house with his brothers and, with Avery, imagines a new public contest built from puzzles rather than secrecy: the Grandest Game. He finally reveals his Prague secret to Avery with Scrabble tiles: Alice Hawthorne is alive. In the epilogue, Vincent Blake dies, leaving Eve his empire. Watching Avery announce the Grandest Game, Eve grows resentful of Avery’s money, family, and support. Freed from Vincent’s restraints, she recruits Slate to arrange contact with Savannah Grayson about Savannah’s father, beginning a dangerous game of her own.

Characters

  • Jameson Hawthorne
    A Hawthorne brother driven by danger, puzzles, and the need to prove he is extraordinary. His meeting with Ian Johnstone-Jameson pulls him into the Devil’s Mercy and the Game for Vantage, where he learns to value honor, Avery, and his own judgment over winning for approval.
  • Grayson Hawthorne
    A controlled, perfectionist Hawthorne brother who goes to Phoenix to protect Avery from Sheffield Grayson’s secrets. His investigation forces him to confront his half sisters, his father’s crimes, and his fear of loving people who might leave.
  • Avery Kylie Grambs
    The Hawthorne heiress working to give away Tobias Hawthorne’s fortune and Jameson’s partner in the Devil’s Mercy plot. She grounds Jameson’s recklessness, protects his unread secret, and later urges Grayson toward honesty with his sisters.
  • Nash Hawthorne
    The oldest Hawthorne brother, newly engaged to Libby Grambs, whose 911 summons reunites the brothers. He provides steady emotional support, challenges Grayson’s isolation, and helps protect the evidence from Phoenix.
  • Xander Hawthorne
    The youngest Hawthorne brother, inventive, playful, and emotionally perceptive. He tracks Grayson’s Phoenix crisis, helps with Sheffield’s puzzle box and cipher, and uses humor to keep his brothers connected.
  • Tobias Hawthorne
    The brothers’ deceased grandfather, whose games, lessons, and expectations shaped Jameson and Grayson from childhood. His teachings about winning, family, love, and secrecy echo through both brothers’ choices.
  • Alice Hawthorne
    Tobias Hawthorne’s wife, long treated as dead and remembered as his consuming love. Jameson’s secret from Prague reveals that Alice is alive, reopening a major Hawthorne mystery.
  • Ian Johnstone-Jameson
    Jameson’s biological father, a professional gambler who lost Vantage to the Devil’s Mercy. He draws Jameson into the Game but ultimately treats him as a tool, forcing Jameson to reject the need for his approval.
  • Simon Johnstone-Jameson, Viscount Branford
    Ian’s brother and Jameson’s uncle, first encountered as a formidable Devil’s Mercy player. Though he competes against Jameson, he later recognizes Jameson’s honor and promises to protect his claim to Vantage.
  • Bowen Johnstone-Jameson
    Ian and Branford’s powerful brother, represented in the Game through Katharine Payne. His leverage over Branford allows Katharine to seize the silver chest, showing his influence despite his absence.
  • Rohan
    The Factotum of the Devil’s Mercy and the designer of the Vantage Game. He tests Jameson through access, combat, riddles, and rules while also facing a challenge to his future position from Zella.
  • Alastair, the Proprietor
    The elderly ruler of the Devil’s Mercy, who controls the club through secrets and leverage. He admits Jameson to the Game only after accepting a dangerous secret and its proof.
  • Zella
    A duchess, Devil’s Mercy member, and Game competitor who once broke into the club. She alternately aids and manipulates Jameson and Avery, sacrifices Jameson’s advantage for her own strategy, and earns the chance to design the next Game.
  • Katharine Payne
    A powerful Member of Parliament and Game competitor connected to Bowen Johnstone-Jameson. She uses psychological pressure and outside leverage to control other players but misreads the final riddle.
  • Juliet “Gigi” Grayson
    Grayson’s impulsive, trusting half sister, first introduced after being held by police over Sheffield’s safe-deposit key. Her warmth draws Grayson into the Grayson family, and her eventual forgiveness helps him begin repairing what his secrecy damaged.
  • Savannah Grayson
    Gigi’s poised twin sister, who already knows Grayson is their half brother and initially rejects him. Her guarded loyalty to Acacia and Gigi makes her both a sharp investigator and a target of Kent Trowbridge’s scheme.
  • Acacia Grayson
    Sheffield Grayson’s widow and mother of Gigi and Savannah. Financially trapped and pressured by Kent Trowbridge, she becomes someone Grayson wants to protect as he uncovers Sheffield’s and Kent’s crimes.
  • Sheffield Grayson
    Grayson, Gigi, and Savannah’s father, whose disappearance, crimes, and hidden records drive the Phoenix plot. His journal reveals embezzlement, hatred of the Hawthornes, and responsibility for violent actions against Avery.
  • Kent Trowbridge
    A lawyer tied to Acacia’s family who uses legal access, financial pressure, and the FBI investigation to isolate Acacia. Grayson exposes his theft of Acacia’s trust and his plan to manipulate Savannah through marriage.
  • Duncan Trowbridge
    Kent Trowbridge’s son and Savannah’s boyfriend. His controlling behavior toward Savannah mirrors Kent’s treatment of Acacia and makes him part of the threat around the Grayson trusts.
  • Kimberly Wright
    Sheffield Grayson’s estranged sister and Colin Wright’s mother. She reveals Sheffield’s past as Shep, his hatred of the Hawthornes, and the puzzle box hidden in Colin’s room.
  • Colin Wright
    Kimberly’s son and Sheffield’s beloved nephew, whose death shadows the Grayson family. Sheffield’s grief and blame over Colin help fuel his resentment toward the Hawthornes.
  • Eve
    Toby Hawthorne’s biological daughter and Vincent Blake’s heir, who remains a threat around Grayson’s Phoenix crisis. After Vincent’s death, she turns her resentment toward Avery and begins targeting Savannah as part of her own game.
  • Mattias Slater
    Eve’s armed operative, also called Slate, who watches Grayson and approaches Gigi. He serves Eve after Vincent Blake’s decline and becomes the person she sends toward Savannah.
  • Vincent Blake
    Eve’s powerful great-grandfather, whose empire and security apparatus pass to her after his death. His heart attacks destabilize Eve and remove the code of restraint that had limited her.
  • Toby Hawthorne
    A Hawthorne family figure tied to Avery, Eve, and Sheffield’s obsession. His report through Avery clarifies that Eve surveilled Grayson’s sisters but did not cause the FBI raid.
  • Oren
    Avery’s security chief, responsible for protecting her during the London and Devil’s Mercy plot. He monitors threats, objects when secrecy compromises safety, and returns Jameson’s phone after the Game.
  • Alisa Ortega
    Avery’s lawyer and fixer, who helps arrange high-profile access in London and later legal support for Acacia. Grayson also consults her about using Sheffield’s offshore account information to redirect the FBI.
  • Nan
    The Hawthorne great-grandmother who gives Nash Alice Hawthorne’s ring for Libby. She also searches Tobias Hawthorne’s files for Grayson and uncovers the Thomas Thomas lead.
  • Libby Grambs
    Nash Hawthorne’s fiancée and Avery’s sister. Though mostly offstage, her engagement to Nash frames the brothers’ London reunion and prompts Grayson’s reflections on love and the future.
  • Zabrowski
    Grayson’s private investigator in Phoenix. He supplies updates, duplicate keys, financial information, and background on Mattias Slater while Grayson investigates Sheffield and Kent.
  • Skye Hawthorne
    Grayson’s mother, whose affair with Sheffield Grayson produced Grayson. She is discussed as part of Sheffield’s revenge against Tobias Hawthorne and as a possible source of childhood photographs.
  • Emily Laughlin
    A girl from Jameson and Grayson’s past whose relationships with both brothers intensified their rivalry. Her death, shown in flashback, left Grayson and Jameson with guilt, grief, and destructive habits.
  • Thomas Thomas
    A man from Tobias Hawthorne’s files, linked to a patent stake and funeral flowers. His file appears connected to the unnamed caller whose father blamed a Hawthorne before dying.
  • Unnamed caller
    A young woman who contacts Grayson about her father’s suicide and his final words blaming a Hawthorne. Her calls open a separate mystery tied to Tobias Hawthorne’s old List.

Themes

The Brothers Hawthorne is driven by puzzles, but its deepest mysteries are emotional: what makes a family, what secrets cost, and whether the Hawthorne boys can become more than the roles Tobias trained them to play.

  • Family as choice, burden, and rescue. The novel repeatedly contrasts blood with chosen loyalty. Jameson meets Ian, a biological father who sees him as a useful player, while Branford—an uncle Jameson barely knows—offers a more honorable model of kinship. Grayson’s Phoenix storyline complicates this further: Gigi and Savannah are his half-sisters, yet becoming their brother requires more than genetics. His instinct to protect them leads to betrayal, but Gigi’s eventual acceptance shows family as something repaired through truth, apology, and presence. The brothers’ “911” code and tree house gatherings frame family as the one structure that keeps them from falling apart.
  • The damage of inherited expectations. Flashbacks reveal Tobias Hawthorne shaping Grayson and Jameson through tests that turn childhood into performance. Grayson is taught that he cannot make mistakes because he must inherit the mantle; Jameson is told he is ordinary and must want everything more. In adulthood, Grayson’s perfectionism and Jameson’s hunger for danger are not quirks but scars. Their separate plots ask whether they can stop living as proofs of Tobias’s design.
  • Secrets as power and poison. Both major storylines revolve around concealed truths: Sheffield’s coded journal, the safe-deposit box, Jameson’s Prague secret, and the Devil’s Mercy ledger of levies. Secrets protect Avery and the sisters, but they also isolate Grayson and threaten Jameson’s intimacy with Avery. The Game’s final answer—silence—captures the book’s ambivalence: silence can preserve lives, but it can also become a weapon.
  • Games as identity and transformation. The Devil’s Mercy, Tobias’s childhood challenges, and the coming Grandest Game all explore competition as a way of revealing character. Jameson wins not by reckless brilliance alone, but by choosing to save Zella and by seeing beyond the obvious. Avery’s proposed public game suggests a moral evolution: puzzles need not belong only to the powerful; they can awaken possibility in others.
  • Love beyond fear. Tobias teaches that Hawthorne love destroys, yet the novel pushes back. Nash’s engagement, Avery’s trust, Gigi’s forgiveness, and Grayson’s “Why not me?” all suggest that love is not merely ruinous inheritance. It can be chosen, practiced, and survived.
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