The episode concludes with the revelation that Ellie is immune to the infection, despite having a visible bite wound from three weeks prior. Notable Details The Last of Us Season 1, Episode 1 Recap - Deadline
The narrative shifts 20 years later to a bleak, militarized Boston Quarantine Zone (QZ).
Joel, now a hardened smuggler, and his partner Tess (Anna Torv) are tasked by Firefly leader Marlene (Merle Dandridge) to smuggle 14-year-old Ellie (Bella Ramsey) out of the QZ.
A pivotal, heart-wrenching sequence where Sarah is shot and dies in Joel's arms during their attempt to flee the city.