Tessa, a Variant who can absorb the identity of anyone she touches, is asked by the secret government agency she works for to be bait for a serial killer and take the identity of his last victim. As the killer closes in to finish the job, Tessa realizes there is no one she can trust.
When an FEA agent disappears, followed by Tessa's best friend Holly, rogue Variant organization Abel's Army is implicated and Tessa launches her own investigation that leads to startling discoveries, danger, and a significant decision.
Tessa, a variant, is called upon to impersonate Madison during a search for a serial killer, and although she hates being an impostor, she loves playing a normal girl.
More than three years after a rabies mutation drove survivors into underground bunkers, fifteen-year-old Sherry teams up with seventeen-year-old Joshua, who takes her to Safe Haven and helps rescue her family while fending off part-human, part-beast creatures known as Weepers.