When a series of murders in the run up to Christmas are found to be linked, FBI Special Agent Natalie Parker is tasked with tracking a pair of psychotic serial killers that have based their personas on Santa and Mrs Claus. As Christmas approaches, they slaughter their way through their naughty list, playing a cat and mouse game with the FBI and leaving a trail of bloody bodies in their wake.

Two detectives patrol around the neighborhood after a string of kidnappings. Young gun, Det. Morris confronts a suspicious house where he is greeted by a charming host. An uncanny feeling remains for what he discovers is more sinister than he thought and there isn't much time.