In Manchester, plain-clothed police officers chase a gunman through a residential area. A police officer sustains injuries that put his career in jeopardy when he's involved in a horrific car accident. In Northampton, firearms officers are called out when a man arrives at a police station claiming he has a bomb.

A Warwickshire police officer uses his advanced medical training to save the lives of two stab victims, and a mountain bike paramedic receives head injuries when he's violently attacked in Manchester city centre. With assaults on ambulance workers at an all-time high, stab vests are trialled in Wolverhampton.