Judy and Jerry Fuller enjoy a quiet life in the city until a killer breaks into their house and threatens to commit murder. The married couple must work as a team to outsmart the dangerous intruder. Their safe home turns into a place where they must fight for their lives using their brains and bravery.

The investigation into a person named George Richmond uncovers a serial killer who targets police officers and regularly uses taxi services.

Secretary Adele Pryor is discovered dead, killed with a steel pipe. Nearby, police find an intoxicated man repeatedly hitting his head against a concrete wall.