A young girl named María follows a mysterious widow gathering herbs in the trees outside her Spanish village.

A viscount named Andrés Olivares arrives at María's home and announces his intention to make her his wife.

While living in León with her in-laws, María discovers the same widow from her childhood running a local apothecary.

The widow Sabine bites María's neck and turns her; María cannot stop drinking until Sabine's body crumbles to dust.

Newly transformed and ravenous, María kills Andrés and his parents, burns their house down, and claims the name Sabine.

Alice meets a violet-haired woman named Lottie at a campus party and invites her back to her dormitory room.

Alice wakes gravely ill, kills a student who attacks her, and realizes she is no longer human.

While hunting in Seville, the vampire Sabine encounters two other vampires named Hector and Renata and joins their company.

A waiting mob traps Hector and Renata inside a church, nails them into coffins, and burns them alive.

Sabine arrives in Venice and meets the powerful vampire Matteo, who claims the entire city as his territory.

At the opening ball of the London social season, Charlotte Hastings meets the captivating widow Sabine Olivares.

Charlotte flees a marriage proposal, races to Sabine's house, declares she wants to live free with Sabine, and is turned.

Sabine brings Charlotte's suitor George Preston to her and forces Charlotte to drain him as her first kill.

Alice follows a trail of clues to Ezra's coffee shop, and Ezra escorts her to Lottie's hotel room.

Alice breaks the bathroom sink and drives a jagged shard of shale through Sabine's heart, turning her to dust.

The story begins with young María, a restless woman in 16th-century Spain who engineers a marriage to escape her village, only to find herself trapped in a new set of constraints. After years of unhappiness under her husband's control, María discovers a mysterious widow again in the city of León, is turned into a vampire, and kills her husband before starting a new life as a feral rose named Sabine. Centuries of hunting bring Sabine to London, where she seduces a young debutante named Charlotte and turns her into a vampire as well. In present-day Boston, a student named Alice has a one-night stand with a vampire named Lottie, wakes transformed, and must trace her destruction back to its source. Alice ultimately engineers a trap that leads to Sabine's death in a Boston penthouse shower. With Sabine destroyed, Alice turns on Lottie for her role in the deception and claims her own future.

The central arc from María's transformation to Alice's final revenge.

María's mother presses clay into her daughter's vivid red hair every night, calling the fierce color a bad omen.

María deliberately lures the viscount Andrés into the shadows of the village church to secure his desire and a proposal.

María bonds with her maid Ysabel, who is Andrés's illegitimate half-sister, and develops quiet romantic feelings for her.

Andrés gives Ysabel away in marriage to one of his vassals and orders María to move to his parents' estate in León.

Sabine Boucher discovers that María cannot read and teaches her both literacy and the craft of making herbal tonics.

Alice wakes after her night with Lottie to find blood staining her bedsheets and violet hair dye on the carpet.

After escaping León, the newly named Sabine travels alone through Europe, collecting small tokens from each victim she kills.

In Venice during Carnevale, Matteo challenges Sabine to stalk a chosen reveler for ten days without drinking from her.

After his human lover Alessandro dies, a grief-stricken Matteo turns a man named Giovanni who bears Alessandro's resemblance.

Giovanni's reckless public killing draws a mob that kills him, and Matteo books passage on a ship to the Americas.

Charlotte's brother James discovers her kissing her friend Jocelyn and arranges for Charlotte to be sent to London.

Alice enters a vampire club called Chalice and is told to follow the music to find others like her.

On their hundredth anniversary together, Sabine's jealousy erupts and she bites Charlotte's neck violently down to the bone.

Charlotte meets and falls in love with a Roman artist's model named Giada, who openly accepts Charlotte's vampirism.

Charlotte stabs the newly turned Penny through the back with a silver hairbrush to spare her a vampire's existence.

Behind each major turning point lies a web of relationships and quieter choices that steadily drive the story forward. María's journey is shaped by her mother's attempts to suppress her spirit, her calculated seduction of the viscount, her doomed love for her maid Ysabel, and the education she receives under Sabine Boucher. Centuries of solitary hunting eventually lead Sabine to Venice, where Matteo teaches her the pleasures of the slow hunt, but grief and recklessness eventually unravel that community too. Charlotte's path to vampirism begins with her brother's betrayal and reaches a turning point on their hundredth anniversary, when Sabine's violence makes the cost of love unbearably clear. Charlotte's later years are defined by the doomed romance with Giada and her heartbreaking decision to spare Penny from a vampire's existence. Alice's transformation sends her stumbling through Boston's hidden supernatural world, following clues through a vampire club until she finally finds the answers she needs.

The supporting relationships and consequences that shaped each woman's fate.

María secretly plants cherry pits in Andrés's olive grove, imagining her trees invading his land as a small act of defiance.

Andrés orders María never to see the apothecary Sabine again, pushing María to choose freedom by any means necessary.

After transforming, Sabine drains the Count while the Countess trips down the stairs and breaks her neck.

Hector rips out a dying man's heart to show Sabine that only destroying the heart is a true death.

Hector tells Sabine she will never mean as much to Renata as he does, because he is her maker.

Investigating her new condition, Alice tests herself against common vampire tropes and finds sunlight sickens her but silver does not.

In a university bathroom, Alice nearly compels a classmate before the classmate calls Alice an anti-gay slur and flees.

Matteo warns Sabine that vampires gradually rot from within, slowly losing their empathy, love, and capacity for fear.

In Lottie's hotel room, Lottie confesses that Sabine, not Lottie, is the one responsible for turning Alice into a vampire.

Heartbroken after James finds her kissing Jocelyn and betrays her to their parents, Charlotte burns the incriminating journal pages.

Charlotte receives a letter from her friend Jocelyn announcing Jocelyn's engagement to Charlotte's brother James.

Sabine teaches Charlotte to claim spaces as her own, then erupts in rage when Charlotte locks her out of a room.

Sabine kills a young girl with dark empty eyes after Charlotte begs her to stop, shattering Charlotte's trust in her.

Charlotte tries to stab a blood-soaked Sabine during a killing spree but is physically stopped by her sworn promise.

After Sabine's death, Alice watches Lottie drink the poisoned blood and drives the silver hairbrush into Lottie's chest.

Beneath the sweeping action of the story lies a series of quieter, decisive moments where each woman crosses a threshold she cannot uncross. María's small acts of defiance against Andrés, and his overreach in forbidding her friendship with Sabine, push her toward a transformation she cannot undo once it begins. Sabine's centuries of accumulated knowledge about her own vulnerability, the power of the maker bond, and the slow erosion of humanity lay the foundation for the monster she gradually becomes. Alice's awakening forces her to confront both external threats and internal truths, from discovering her vampire weaknesses to the shocking revelation that Sabine, not Lottie, chose to destroy her human life. Charlotte's emotional arc is told through its fractures: the journal burned in heartbreak, the engagement that sealed her fate, the first eruption of Sabine's violence, and the promise that made her a prisoner. In the end, Alice's decision to kill both Sabine and Lottie is not only an act of revenge but a declaration of her own autonomy.