When reclusive novelist Senna Richards wakes up on her thirty-third birthday everything has changed. Caged behind an electrical fence locked in a house in the middle of the snow Senna is left to decode the clues to find out why she was taken. If she wants her freedom she has to take a close look at her past. But her past has a heartbeat... and her kidnapper is nowhere to be found. With her survival hanging by a thread Senna soon realizes this is a game. A dangerous one. Only the truth can set her free.