Warning: MAJOR spoilers ahead for The Last of Us season 2, episode 2.The Last of Us' stars and showrunner reveal why season 2, episode 2's heartbreaking moment was particularly hard for Kaitlyn Dever, who plays Abby in the series. Taking place five years after the events of the season 1 finale, the new season sees Abby leading the last of the Fireflies in search of Joel (Pedro Pascal). In The Last of Us season 2 episode 2, Abby finally confronts Joel about the murders at the Fireflies' base and, in a heart-wrenching moment, kills him while Ellie (Bella Ramsey) watches.