Bobby O'Grady is a low level member of a Boston Irish gang run by Jackie O'Hara. Jackie demands absolute, total loyalty to him. When Jackie kills one of Bobby's buddies, Teddy, Bobby and others have to keep it an absolute secret, even from their and Teddy's relatives.

After Charlie Shivers' rug is ruined by painters, he hires his friend Tommy Two-Lips to steal him a new one. When Tommy profits off of it, Charlie gets his cousin Louie Lemmons to kill Tommy -- but it ends up making Charlie the main suspect.

Two over-loyal Celtic fans kidnap their opponent's star player in order to guarantee their team the championship.