After escaping the clutches of a Glasgow drug lord nicknamed ‘The Widowmaker’, the newly promoted Detective Constable Thoroughgood heads for Manchester. The northern powerhouse is home to two rival gangs: ‘The Maine Men’ and ‘The Devils’. When a drug deal goes wrong and Thoroughgood fails to stop it, a full-scale turf war is ready to take over Manchester — a city split into red and blue halves. Seconded into an undercover Greater Manchester Police unit led by the legendary DCI Marty Ferguson, an exiled Glasgow cop with a messianic presence, Thoroughgood soon finds that the drugs...