'My dearest Johanna, I pray you never have to read this letter while your father and I are alive.' So begins Magda's letter to her daughter urging her to change identity, and to run and hide. Unable to decipher her mother's warning letter after surviving an assault in Switzerland, a wounded Johanna Wagner returns home to uncover the family mystery. Johanna and Michael Warner, the doomed and surviving children of the condemned families, find each other and unite against pursuing killers as they run and hide to unravel the deadly mystery.