They made a big mistake putting an animal in a prison full of killers.All Master Gunnery Sergeant John "Bear" Walker wanted to do was to celebrate his returns from three tours overseas with his fellow marine and childhood best friend, Michael Green. But a jealous husband, a loose wife, and a group of skinheads made a quiet night at the Boars Head Tavern turn into a blood bath, where John might have won the battle, but would soon be in for the fight...