Twin

Twin by Natasha Preston is an instant New York Times bestseller, offering a twisty psychological thriller from the #1 New York Times bestselling author of The Cellar. This captivating story centres around the lives of Ivy and Iris, who haven't lived together for years due to their parents' divorce, each parent having custody of one twin.

After a tragic accident claims their mum's life, the devastated sisters are reunited, and Iris moves in with Ivy and their dad. Iris has a particularly hard time dealing with their mum's death, spending hours alone in her room and barely speaking.

Ivy, unable to bear seeing Iris so despondent, promises her twin that she can share her life now. After all, they are sisters. Twins. It's a promise that Iris takes very seriously. Before long, Ivy begins to notice that her friends, teachers, and even her boyfriend are falling under Iris's spell.

Soon, Ivy starts to suspect something isn't right with her sister. It almost feels like Iris is deliberately trying to take over her life. Ivy worries that she might just be paranoid, convincing herself that she's in no danger from her own twin...

Twin is an unputdownable read that will keep you on the edge of your seat until the very end, as Ivy grapples with sharing everything with her twin sister—until Iris begins to push her out of her own life.