An early morning fire inside an apartment complex soon reveals something worse? The dead bodies of a young woman and an infant boy. Detectives find a psychopath who appears polite and gentle, then later as a pawn of imagined demons.

Experts look at a subset of psychopaths who are motivated by their heightened sexual urges and fantasies. This subset of offenders doesn't just enact physical violence but sexual violence toward their victims and is known as the "sexual psychopath."