Special ops interrogation officer Jimmy Vickers (Danny Dyer) tracks down a gang who slaughtered his parents while at the same time avoiding being tracked down by his old unit and the cops. With police closing in and his old unit on his trail, he has to evade capture long enough to complete his gruesome crusade.

Hooligan boss Billy Evans has it all – a successful business, a beautiful family and respect on the terraces. But when he clashes with gangster Mickey over a backstreet proetection racket, Billy soon finds himself out of his depth as they look to finally settle the question – who is Top Dog?