Emergencies include a skating mishap at an ice show, an accident involving a self-driving car and a fulfillment warehouse robot going rogue. Meanwhile, Eddie’s after-hours fight club gets out-of-control and Hen struggles in her relationship with Karen.
When a murder weapon from a case close to Athena in the early ‘90s resurfaces, flashbacks to 1989 show how Athena joined the LAPD and became the police officer she is today.
Athena and the 118 respond to bizarre emergency calls on Halloween, including a flock of crows terrorizing a field trip, an office employee having a close encounter with an eight-limbed creature and a ghost-like girl wandering a neighborhood. Meanwhile, Maddie remains convinced that she is doing the right thing in taking a 9-1-1 call into her own hands. MORE -LESS
The 118 races to help protesters at a slaughter house, and a wife who finds herself trapped in a “rage room” with her husband’s mistress. Meanwhile, Athena takes action after Michael, May, and Harry experience a traumatic traffic stop. Also, the team feels betrayed by Buck when his suit against the city goes to arbitration and Eddie turns to Lena in his struggles with his anger issues. MORE -LESS
The first responders race to save workers in a high-rise during a fire drill; a mother and her sons involved in a perilous car accident; and squabbling siblings fighting over a family heirloom. Meanwhile, Buck delivers surprising news to Bobby, Eddie helps Christopher cope with the trauma of the tsunami, Hen and Karen debate expanding their family and Maddie decides to take action against a possible wife abuser. MORE -LESS
Athena, Maddie, Bobby and the 118 races to save lives after a massive tsunami hits the Santa Monica Pier and Buck fears the worst when Christopher goes missing.
A massive tsunami hits the Santa Monica Pier, placing Buck and Christopher's lives in danger.
Athena enlists the 118’s help when a teenager speeds out of control on the freeway. Meanwhile, a routine traffic stop uncovers a shocking kidnapping and Buck struggles with his recovery.