NYT bestselling author Carrie Ann Ryan, concludes a brand new series where second chances don't come often, and overcoming an unexpected loss means breaking everything you knew. The day Sienna Knight lost her best friend was the day she realized that she'd been living in the past. She's tried to find a way to heal, to mend that break. Somehow, she came through it partially whole. But she knows she couldn't have done that without Aiden. The...