A late-night patrol pulls over a man suspected of driving under the influence, but they soon find themselves dealing with much more. Meanwhile, officers responded to an emergency call by residents on an estate, but the atmosphere takes a worrying turn when the residents turn on the officers.

Officers in North Yorkshire responding to a report of anti-social behaviour have to deal with a violent bystander as well, who breaks the leg of an officer while resisting arrest. In North Wales, a police van on its way to a domestic disturbance call-out is flagged down by a member of the public, who alerts the officers to a drunken confrontation between two groups of young people.