"In 1986, renowned nuclear scientist Anna Berkov is sleeping in her bed in the Soviet Union when Chernobyl's reactor melts down. At that exact moment she tears through time-her first jump-and it's an accident. When she opens her eyes, she's landed in 1992 only to discover Molly, her estranged daughter, shot in the chest. Molly, with her dying breath, begs Anna to go back in time and stop the disaster, to save Molly's daughter Raisa, and put their...