When Sarita Anderson begins feeling ill, she thinks it's just the flu at first. She never suspects that the man pretending to love and nurse her back to health is actually the monster responsible -- or that he has done the same thing to countless others.

When Rodney Metzer shows up to rescue his wife, Morgan, from a horrifying, violent encounter, it appears he is there to save her, but Morgan soon suspects he is no hero, and instead may be going to disturbing lengths to prevent her from ever leaving him.