First come the tumours and then the unrelenting hunger.

Every spring, Rachel Dunn must choose a new victim to consume so she can shed her decaying body and transform into her prey.

For the past 130 years, she's carefully chosen her victims?those young and unattached so she can easily slip into their lives. She's studied Maggie for weeks, her routines and her habits. Maggie's life will end and Rachel's will begin.

Again.

But Maggie isn't as unattached as she thought. An unexpected visit from Maggie's ex-boyfriend thrusts Rachel into a family she didn't know existed. She craves the belonging the family provides but her presence entangles them in her dangerous world.

With a creature from Rachel's past stalking her, intent on vengeance for a century-old murder, Rachel's new family becomes the perfect weapon for the ultimate revenge.