When disinherited loser Sam Giltine catches pneumonia, stemming from depression over his sister’s rape, he emerges from his feverish state changed. Believing his body to be inhabited by a malevolent angel, he embarks on a spiritual journey that devolves into a series of random murders. Running from the police, his past and the unrequited love for the sister of the man who violated his family, Sam leaves town, retreating to the wild slums of Los Angeles. After discovering the FBI’s top profiler Special Agent Broderick is assigned to the case, and following two close encounters with police, in which he is almost discovered, Sam decides to quit his murder spree. He returns home to tackle the challenges of his past. He must confront the guilt-ridden, rejected love he has harbored for so long and face the murdering angel who resides within him.