Imbued with Anton LaVey's black magic and the demonic force residing in 112 Ocean Avenue, a particular strain of cannabis dubbed "Amityville Possession" finds its way in Los Angeles. As the dangerous street drug hits the streets of Compton, California, those unfortunate enough who smoke the satanic weed become demonically possessed, spreading hysteria and violent chaos throughout the city. Now, alcoholic, self-loathing Detective White has to confront the past and the cursed Amityville house itself to rid the city of the diabolic marijuana. How deep are the roots of Amityville's evil?