In Staffordshire, a police officer shot at close range risks losing his sight. A speeding motorcyclist in London is pursued by both the Metropolitan Police and the National Police Air Service, and PC Claire Bond battles to get back to work after a criminal driver mows her down and leaves her with life-changing injuries.

A rural village becomes the scene of a violent gun fight and a firearms team fear for their lives after being confronted by an armed man. Two paramedics with the Welsh Ambulance Service are victims of a terrifying attack in Bridgen, and a look inside the Police Treatment Centre in Scotland, a sanctuary for injured officers.