BioTime, the company that reached into the past to bring back select plants to be used to cure diseases, was humming. Things were going well for Amy, a research scientist who had developed a drug that would cure depression, and for Jeff, one of the leading time travelers. At work, things were good. Jeff, a former sheriff in 1895, returned with Amy to 2066, and was adapting surprisingly well to their happy life together. Their bliss would be momentary. The same technology that saved lives is trying to ruin theirs