The Poisoner

A question opens the story like a confession whispered through a keyhole: how long does a lethal dose of arsenic take to kill? The answer is precise—thirty-five hours, twenty-nine minutes, and fifteen seconds.

A question opens the story like a confession whispered through a keyhole: how long does a lethal dose of arsenic take to kill? The answer is precise—thirty-five hours, twenty-nine minutes, and fifteen seconds. The narrator counted it herself. What reads as a poisoner's clinical boast will prove to be the book's most devastating secret: not professional detachment, but a woman measuring the death of someone she loved—one agonizing second at a time.

At Phoebe's party, Alina catches a creature feeding on a woman

Beneath her respectable facade as a pharmacist writing about toxic beauty products, Alina Lis runs a covert operation—selling poisons to women who need abusive men eliminated. After a year mourning her chemist father on a country estate, she returns to London at the insistence of her dearest friend, Phoebe Aston. At Phoebe's lavish party, Alina stumbles into a side room where a blond man grips a woman in a blue dress, blood streaming down the woman's neck. His pale gray eyes fix on Alina with slow, predatory amusement. His tongue drags up his victim's jugular while he watches her, daring her to act. She does the thing that will haunt her most: nothing. She walks away. The next morning, a newspaper sketch confirms the woman in the blue dress is dead.

Her facial markings appear surgically replicated on murdered women

The women pulled from the harbor share Alina's coloring—dark hair, light eyes—but it is the surgical detail that stops her breath. The skin on the left side of each face has been peeled away, a meticulous replica of her poliosis, the rare condition that turns the hair on one side of her face white. This is a message addressed only to her. Meanwhile, inhuman clicking sounds haunt her shop and home—not insect, not mammal, something she cannot classify. She arms herself with venom-tipped hair needles, hidden blades, and barber's razors. She has killed many men through chemistry and distance. Whatever made those sounds has already been inside her home, watching her sleep, memorizing the cadence of her breathing like a predator cataloging its next meal.

She slashes him with snake venom; he sends her tumbling He materializes in her living room during a dark hour, snuffing her candle with a puff of breath. His voice slides through the blackness—smooth, taunting, reeking of smoke and blackberries. Silas proposes a wager: reach her bedroom before he catches her, and he leaves for the night. She bolts. He gives no real head start, snagging her ankle halfway…