In this episode, two men are injured after an explosion at a firm that specialises in the disposal of hazardous waste. Critical care paramedic Jack Lewis and paramedic Sam Collisson are called to Wolverhampton, where a fight has broken out in the street. In Birmingham, there are reports that a man has crashed his car and jumped off a motorway bridge after being pursued by police. Critical care paramedics Mike Andrews and Ryan Ferris are called to Birmingham, where a schoolgirl has been injured in a hit-andrun incident.