In the season 5 finale, " Starting Over ," the 118 faces significant life changes, including Buck ending his relationship, Eddie returning to the team, and a dramatic, nearly fatal rescue at a wellness retreat. Bobby confronts his past, Hen and Karen celebrate a vow renewal, and May starts a new chapter to close out the season. You can read full recaps and watch the episode on Nerds and Beyond or IMDb . '9-1-1' Recap: Season 5, Episode 18 “Starting Over”