12 FBI agents meet at a lodge in northern Wisconsin. They lock themselves in a meeting room for a week. When they leave, one agent stays behind - Sara. Within a day, the Russians come for her. They come electronically first. Catherine takes a simple drive to town and finds her bus has been hacked. It will go where it wants to go. Her phone starts sending her a message. B A GD GRL. Every piece of electronics she owns is now controlled remotely. The internet is blocked. Isolated on a small lake surrounded by forest, Catherine tries to protect Sara.
Within a week she and Sara are taken to Russia, back to a woman she had married years earlier. Held in a cottage deep in the forests outside Moscow, she becomes the caretaker of a four year old girl with her own strange history. She must protect that child and somehow get Sara back to the U.S.