S4, EP13 "Suspicion"
The members of the 118 make calls to save a bridezilla at a disastrous wedding; Hen plays medical detective when her mother falls ill; Eddie and Christopher receive a visit from Carla; Athena uncovers a secret Bobby has been hiding.
S4, EP12 "Treasure Hunt"
When a famous mystery writer dies, Athena, Bobby and the 118 respond to the chaos caused by a citywide manhunt for buried treasure the author left behind.
S4, EP11 "First Responders"
The members of the 118 rush to the site of a hit-and-run that leaves a familiar face in critical condition; with Buck's help, Athena investigates the case of a missing woman; Josh recalls an emergency in 2006 that led him to become a first responder.
S4, EP10 "Parenthood"
The 118 responds to calls dealing with parents and their children, including a disastrous birthday party thrown by a mommy blogger; Athena and Michael talk to May about her past suicide attempt; Chimney and Maddie adjust to life with their newborn.
S4, EP8 "Breaking Point"
The 118 are called to the tarmac when a flight attendant reaches her limit with her flight's passengers; Eddie worries Christopher will not accept him dating; Buck reconnects with an old flame.