It is the Seventies and Horse's Arse is the affectionate name for Handstead New Town, a North Manchester overspill and an unholy dump. The police use it as a penal posting - all the bad egg coppers end up there. Worst amongst the residents of Handstead are the Park Royal Mafia, a gang of violent thugs who terrorise their neighbourhood. They and the officers doomed to serve at Handstead wrestle constantly for dominance. This is the story of some of those police officers - the Grim Brothers, Psycho, Pizza, Piggy Malone and others, a group of hooligans in uniform and their journey through excess, despair and finally some form of salvation...