The 118 responds to calls from a stunt driver caught in a hairy situation, a teenage social influencer who is bugging out and the city is on high alert after two mail bombs go off. Meanwhile, Eddie's family comes to town and Buck faces a life or passing situation.
Fast-paced exploration into the high-pressure experiences of police, paramedics and firefighters who are thrust into the most frightening, shocking and heart-stopping situations. These emergency responders must try to balance saving those who are at their most vulnerable with solving the problems in their own lives.