Michael returns to Haddonfield for Jamie Lloyd – the orphaned daughter of Laurie Strode – and her babysitter Rachel. Can Dr. Loomis stop him before the unholy slaughter reaches his innocent young niece?
Billy Chapman, who was traumatized by his parents' Christmas Eve murder, then brutalized by sadistic orphanage nuns, grows up to dress as jolly St. Nick for a yuletide rampage to punish the naughty.
Ricky is released from a mental hospital, taking with him the memory of his brother Billy's death and embarking on a journey of relentless revenge.