The season 5 of the monsters anthology, follows the serial killer Richard Ramirez, whose killing spree occurred in Greater Los Angeles and the San Francisco Bay Area in the state of California. From April 1984 to August 1985, Ramirez murdered at least fifteen people during various break-ins, with his crimes usually taking place after dark, leading to him being dubbed the Night Stalker, the Walk-In Killer, and the Valley Intruder.