Adam, Ensley and Madeline have enjoyed professional highs and suffered personal lows in the past fifteen years as the world has struggled to come to grips with the reality of human gene editing. As their personal lives have gotten more complicated, a new development adds to the turmoil. Animal DNA, spliced into the genetic sequence of cloned human embryos, has created an army of altered humans with special abilities. They've proven themselves useful to governments looking to avoid casualties to their own soldiers in dangerous situations, but can their charismatic leader be trusted? The answers the three of them find may determine the future of mankind.