Cover of A Trade of Blood (Ana and Din Mysteries, #3)

Ana and Din Mysteries, #3

A Trade of Blood

by Robert Jackson Bennett


Genre
Fantasy, Mystery
Pages
401
Contents

Overview

A Trade of Blood follows imperial engraver Dinios Kol and his formidable superior, Ana Dolabra, as they arrive in Lacanthim to investigate the brutal murder of Zansay Burav, a gentry daughter whose death threatens to ignite violence between the powerful Burav and Armenta clans. The obvious suspect is Castus Armenta, Zansay’s secret lover, but the crime scene is too strange, too orderly, and too politically dangerous for easy answers.

As Din records evidence with his perfect memory and Ana pursues patterns others dismiss as superstition, the case draws in clan patriarchs, grieving heirs, agricultural experts, hidden family histories, and Din’s own estranged sister Fotia, now tied to the Armentas. The investigation turns on questions of inheritance, engineered nature, imperial power, and whether tools made to command animals can also be used to command human beings.

Plot Summary ⚠️ Spoilers

Dinios Kol and Ana Dolabra travel to Lacanthim to investigate the murder of Zansay Burav, a gentry girl whose death has brought the Burav and Armenta clans to the brink of armed conflict. Castus Armenta, Zansay’s secret lover and an Armenta heir, has been jailed after fleeing the Cat’s Eye Inn covered in blood. Ana and Din force their way through the standoff and examine the room, where Zansay lies horribly cut open but with no signs of struggle. The wounds resemble flensing work, yet the body’s position, the silence of the room, and the absence of defensive injuries suggest something more controlled than an ordinary murder.

Din questions Castus, who confirms that he and Zansay had met secretly for months and planned to flee together. He remembers a hidden knife, an overwhelming song, and then a gap in consciousness before finding Zansay dead. Afterward he fled toward the old Sapirdad forest, feeling pursued. Din and Princeps Atun Seriv inspect the forest, whose altered trees inspire unnatural dread and are tied to Daljen legends, rumored lights, and old shrines. The evidence there is compromised, but Castus’s story deepens the possibility that some outside force shaped his actions.

Ana proves the mechanism by testing Zansay’s corpse with high-pitched instruments. The dead body reacts, revealing infection by the guiding web, a fungus used to condition drokha-cats to obey tones. Ana theorizes that both Zansay and Castus were infected: Zansay made to remain still, Castus conditioned to butcher and flee. Seriv reveals that the guiding web was developed locally by Burilis Burav, Zansay’s father, transforming the case from a clan killing into a conspiracy involving human conditioning. Ana orders secrecy and brings in the Orbiis, whose commander, Raudoti Tauri, understands fungi and altered landscapes.

Meanwhile, Din’s inquiry into the Armentas becomes personal when he discovers that his estranged sister, Fotia Kol, is betrothed to Ippeas Armenta. Through Fotia, Ippeas, and the grieving matriarch Velona Armenta, Din and Ana learn that three Armenta heirs died in recent years: Lyimo drowned, Sagma apparently hanged herself, and Gevma died in a riding accident. Velona believes a Daljen curse is destroying her line, but Ana suspects staged deaths. Velona’s household also reveals pipes that control drokha-cats, dangerous fertility treatments meant to produce more heirs, and recurring dreams of being trapped, a symptom that matches Castus’s account and later becomes central to identifying web conditioning.

Tauri performs an autopsy on Zansay and confirms a powerful web infection that fruits from corpses and likely requires repeated dosing. He explains that a human-effective strain would require horrifying cultivation, possibly in waters associated with human dead. As Ana prepares to confront Burilis, the Burav estate burns. Most of the Burav family dies after everyone inside freezes in place during memorial rites, softly screaming as if trapped in dreams. Jalin Burav, Burilis’s son, survives badly burned. Tauri confirms that the Burav well was poisoned with guiding web, proving mass infection. A hidden janarti steel vault is found in the ruins, and Ana deciphers its riddle as the symbol of Master Gaddar.

Clues begin dividing the crimes between more than one culprit. Ippeas admits he was lured to the Burav estate by an anonymous letter and tests positive for infection, though he seems unconditioned. A drunk valet’s remarks indicate Burilis had been secretly entering the forest with lanterns and smokes. Fotia deduces a hidden route near Gaddar’s glade, and Din and Tauri discover a concealed forest seam. Within it they find a cache containing human-control pipes, contaminated water, conditioning instructions, and a mysterious tune labeled LYSIS. A bitter note suggests one conspirator resents another, confirming a broader plot.

Ana reconstructs Burilis’s past: he had served in the Orbiis, gained access to the altered forest, and later introduced the guiding web after claiming to have found it in a vanished oxbow. The Burav vault contains Daljen texts, forest-entry reagents, Choros Ayak wine linked to Lyimo’s infection, and Madi Istelia, Burilis’s housekeeper, alive but drunk and hidden. Madi describes Jalin’s lifelong misery, his hatred of the flensing halls and cattle suffering, and his confession that he was “owned.” Ana concludes that Jalin first used tainted wine and web-conditioning against Lyimo, failed to make the death look natural, and drowned him himself. Later, someone more controlled exploited Jalin and the web to continue the killings.

Jalin flees into the forest. Ana uses Burav’s Daljen studies to map his probable destination, Naos-Minra, a “little temple” near deeper forbidden sites. Din, Tauri, and Orbiis officers enter the seams, pass mind-warping Daljen works, and find Jalin dead by suicide at a dry fountain. Testing shows he is free of the web, indicating that his final act was deliberate. Nearby they discover Burilis’s old Apoth-like lab and a journal describing animal experiments with the web, but no human training. This means Burilis refined the fungus but was not the source of its human-directed use.

The danger reaches Din personally when, after spending the night with Tauri, he dreams of being immobilized by a beautiful song and wakes to test positive for infection. Ana has Tauri and Seriv test Lacanthim’s tavern wells and confirms that the Crooked Horn, the Prancing Calf, and the Green Drover were deliberately seeded, infecting regular visitors over time while sparing those who rarely drank there. Fotia then brings the decisive clue about Sagma: she was not hanged with a rope, but with her own neck ribbon. Ana recognizes this as proof of a killer close enough to condition routine behaviors and stage apparently unrelated deaths.

Ana baits the culprit with a letter to Velona claiming to possess incriminating evidence. During the trap at the Green Drover, a conditioned Tala boy carrying a cat pipe serves as a decoy, drawing custodi away. The true attacker is Trikao Armenta, Ippeas’s father. He infiltrates disguised as a custodus and uses the web’s song to paralyze Din, but Din resists through his engraved memories. Ana, prepared for the move, strikes Trikao with a lypi lance. She later explains that Trikao discovered Jalin’s role after Lyimo’s death, coerced him, poisoned select inns, and used tailored conditioning to remove Armenta heirs so Ippeas would become sole heir. He infected himself and protected his ears so he could operate the pipes. Ippeas rejects the legacy, vowing to sell and dissolve the Armenta holdings.

Although the murder conspiracy is solved, the origin of the human web remains unknown. Ana leads Din and Tauri back toward the forest. Beneath the dry fountain, they find a tunnel to an underground lake connected to the sealed Touched Site. The water tests positive for web, and fungus-crowned dead bodies churn it endlessly under the command of eerie tones, with human bones visible below. The discovery reveals the web’s ancient horror: a system for making the dead labor forever. Tauri realizes Ana’s Khanum-like nature may make her immune and breaks trust with Din. At Master Gaddar’s shrine, Ana frames the lake as part of Daljen domination and imperial concealment, warning Din about the temptation to reduce people to tools. She grants him leave to help Fotia and Ippeas, while Din privately suspects Ana has deeper ties to the emperor and to the Empire’s buried secrets.

Characters

  • Dinios Kol
    Din is the imperial engraver who narrates the investigation, using his perfect memory to record evidence and resist the guiding web’s conditioning. His estrangement from his family becomes central when his sister Fotia is revealed to be tied to the Armentas.
  • Ana Dolabra
    Ana is Din’s blindfolded Iudex superior, a brilliant investigator who rejects superstition and reconstructs the murders through patterns, politics, and biology. Her hidden Khanum-like nature and immunity-adjacent secrets become increasingly important as the case exposes ancient horrors.
  • Commander Raudoti Tauri
    Tauri is the Orbiis spatiast commander who helps analyze the guiding web, conduct autopsies, open forest seams, and pursue Jalin. His growing intimacy with Din is strained when the forest’s revelations make him suspect Ana and the Empire’s secrets.
  • Fotia Kol
    Fotia is Din’s sister, now a skilled Armenta drover and Ippeas’s betrothed. She gives Din access to Armenta circles, uncovers the crucial truth about Sagma’s ribbon, and forces Din to confront the family he left behind.
  • Ippeas Armenta
    Ippeas is Trikao’s son, Fotia’s betrothed, and an infected but largely unconditioned Armenta heir. Trikao’s murders are meant to elevate him, but Ippeas rejects the inheritance and vows to end the Armenta house’s power.
  • Trikao Armenta
    Trikao is Castus’s uncle, Ippeas’s father, and the Armenta seneschal who presents himself as a grieving protector. He is unmasked as the chief orchestrator of the Armenta deaths, using Jalin, poisoned wells, and web-conditioning to make Ippeas sole heir.
  • Castus Armenta
    Castus is Zansay Burav’s secret lover and the first accused murderer. His account of song, memory loss, and forced butchery reveals the guiding web’s use on humans, and his later fruiting shows the infection’s lethal potential.
  • Zansay Burav
    Zansay is the murdered Burav daughter whose death opens the investigation and threatens clan war. Her corpse’s reaction to Ana’s pipes provides the first proof that the guiding web has infected humans.
  • Burilis Burav
    Burilis is Zansay and Jalin’s father, a former Orbiis officer whose work made the guiding web central to Burav wealth. His vault, forest access, and old journal reveal that he refined the web, though not the full human-control scheme.
  • Jalin Burav
    Jalin is Burilis’s troubled son, implicated in Lyimo’s death and the burning of his own family. His misery, hatred of the flensing trade, and statement that he was “owned” show how he became both killer and tool in Trikao’s wider plot.
  • Velona Armenta
    Velona is the devout Armenta matriarch, shattered by the deaths of her children and undergoing dangerous fertility treatments to preserve her line. Her testimony about dreams, gifts, rites, and household practices helps Ana link the deaths to conditioning.
  • Princeps Atun Seriv
    Seriv is the local custodi officer who helps Din and Ana manage the clan standoff, protect prisoners, test wells, and gather witnesses. He provides local history and remains a practical ally despite being wounded during Castus’s outbreak.
  • Madi Istelia
    Madi Istelia is Burilis Burav’s longtime housekeeper, found alive in the hidden vault after the estate fire. Her testimony gives crucial insight into Jalin’s childhood, despair, hatred of the Burav trade, and fear of being controlled.
  • Sagma Armenta
    Sagma is one of Velona’s dead children, originally believed to have hanged herself. Evidence from her body and Fotia’s witness work reveals her death was staged through conditioning involving her own neck ribbon.
  • Lyimo Armenta
    Lyimo is Velona’s firstborn and the earliest Armenta victim tied to the guiding web. His limited fungal growth and ring-shaped wound show Jalin’s first, bungled attempt at using the web and then manually drowning him.
  • Gevma Armenta
    Gevma is another of Velona’s dead children, believed to have died in a riding accident after weeks of despair and trapped dreams. His exhumed remains confirm that he too was infected with the guiding web.
  • Osumlik
    Osumlik is Velona’s medikker, responsible for her dangerous late-age fertility treatments. His use of a pipe to control Coral exposes an everyday form of acoustic web control within the Armenta household.
  • Coral
    Coral is Velona’s drokha-cat, compelled by pipe tones to leap and dance. The cat’s response helps Din recognize the similarity between animal conditioning and the human commands used in the murders.
  • Arthinio
    Arthinio is the former Armenta stableboy who found Sagma’s body and removed the supposed hanging rope. His preserved detail that the ligature was actually Sagma’s ribbon becomes decisive in exposing Trikao’s method.
  • Kiva Kozder
    Kiva Kozder is a Burav valet who survives the estate fire. His account of the household freezing and softly screaming during the blaze confirms that mass web-conditioning was used in the massacre.
  • Evrik
    Evrik is the infirmary medikker attacked when Castus fruits and continues obeying conditioned butchery commands. His pursuit demonstrates that the web can drive violent action even after catastrophic bodily transformation.
  • Master Gaddar
    Master Gaddar is a Daljen figure represented by shrines, symbols, and forest statuary throughout the case. His symbol unlocks Burav’s vault and his sites guide the investigators toward Naos-Minra and the deeper source of the web.
  • The Daljen
    The Daljen are the ancient agrarian people whose altered forest, shrines, and buried works frame the investigation’s deepest secrets. Ana ultimately connects their legacy to domination through the guiding web and to the underground lake of fungus-driven dead.
  • The Daavir
    The Daavir are the imperial lineage Ana discusses when explaining the suppressed history around the Daljen. Their role in concealing or reshaping that history informs the book’s larger conflict over empire, memory, and power.
  • Fungus-animated dead
    The fungus-animated dead are corpses crowned with guiding web in the underground lake beneath the forest. Their endless labor reveals the ancient atrocity behind the web and reframes the investigation as more than a local murder case.
  • Hidden musician
    The hidden musician is the figure producing tones that command the fungus-animated dead at the underground lake. This presence demonstrates that the web’s controlling music predates the Lacanthim conspiracy and remains active at its source.

Themes

Robert Jackson Bennett’s A Trade of Blood uses a murder investigation to probe how societies turn bodies, memories, and histories into instruments of power. Beneath the ingenious fungal mystery lies a darker question: what does an empire choose to remember, and what must it suppress in order to keep functioning?

  • Control disguised as order. The guiding web is the book’s central metaphor: a fungus that turns living people, animals, and even corpses into obedient mechanisms. Zansay’s staged death, Castus’s compelled butchery, the frozen Burav household, and Din’s own conditioning dream all literalize the terror of losing agency. Yet Bennett widens this beyond the crime. The Empire’s agricultural systems, drokha-cats, urhosi herds, fertility regimens, and bureaucratic containment all depend on managed bodies. The mystery asks whether “civilization” is sometimes just coercion with better paperwork.
  • Inheritance as curse and burden. Both the Armentas and Buravs are trapped by lineage. Velona’s desperate fertility treatments and devotion to Daljen ancestral doctrine show a family willing to harm itself to preserve a name. Trikao’s crimes are committed “for” Ippeas, but Ippeas’s rejection—“I never asked for it”—exposes inheritance as violence passed down as duty. Din and Fotia mirror this on a humbler scale: both escaped poverty and a brutal grandmother only to enter new systems of obligation.
  • The feud as a machine that consumes innocence. The Burav–Armenta conflict begins in economics—grafts, cattle, feed, land—and becomes mythic hatred. Zansay and Castus’s secret love is destroyed because their families can only understand one another through rivalry. Jalin’s hatred of the flensing halls and Trikao’s obsession with succession make them different products of the same brutal economy.
  • Buried history and imperial guilt. The altered forest, Daljen shrines, censored texts, and underground “cup of heaven” reveal that the present crime echoes ancient atrocity. Ana’s insistence that there are no gods, only human-made order, is tested by evidence that human-made order can be monstrous. The Empire’s foundations are not clean; they are layered over concealed genocide, exploited technologies, and selective memory.
  • Memory as both weapon and refuge. Din’s engravings threaten madness but also help him resist conditioning. His memories of family, shame, scent, and duty become tools of survival. In a book obsessed with forced behavior, Din’s imperfect remembering becomes an act of moral resistance.

Ultimately, A Trade of Blood suggests that the deadliest systems are those that persuade people their domination is tradition, necessity, or love.

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