The Wicked Sister

She thought she'd buried her past. But what if it's been hunting her this whole time?From the bestselling and award-winning author of The Marsh King's Daughter comes a startling novel of psychological suspense as two generations of sisters try to unravel their tangled relationships between nature and nurture, guilt and betrayal, love and evil.You have been cut off from society for fifteen years, shut away in a mental hospital in self-imposed exile as punishment for the terrible thing you did when you were a child.But what if nothing about your past is as it seems? And if you didn't accidentally shoot and kill your mother, then whoever did is still out there. Waiting for you.For a decade and a half, Rachel Cunningham has chosen to lock herself away in a psychiatric facility, tortured by gaps in her memory and the certainty that she is responsible for her parents' deaths. But when she learns new details about their...