Ellie is taught some valuable lessons about survival from Tess (Picture: HBO) Warning: spoilers ahead for The Last of Us episode 2. The Last of Us is continuing to shed light on how the outbreak The infection has mutated, but is still all over Ellie's brain/body. Ellie infects david AND when those laser/blood detectors are used behind ellie's neck when Tess and Joel are caught, the detector goes off and shows ellie as infected Devs are just fucking retarded. Riley makes it clear she planned this night for Ellie as a special occasion, but unfortunately, the night is interrupted when a lone Infected in the mall finds the two teens. The Infected attacks By the end of episode one, we understand why Ellie is such precious cargo: she's immune to the cordyceps infection, which turns everyone else into a 'zombie' within 48 hours of infection. The Ellie (Bella Ramsey) has been something of a mystery ever since she first met Joel (Pedro Pascal) in The Last of Us ' opening episode. Obviously there's the whole immunity thing, but there's also Like lots of disease in reality some people don't show signs but can still spread them to other people and they show physical signs. Also possibly David goes crazy at the end because he was infected (mentally losing it from the Fungus) or at least thought he was and no longer cared. The building was burning down and he didn't seem concerned. The Last of Us Part 2 Is a Profound and Harrowing Sequel; In episode 2, Ellie asks Joel and Tess about infected with "split open heads that stay in the dark like bats" as they're walking An infected bit Ellie's mom moments before Ellie was born, confirming a fan theory. The finale of "The Last of Us" finally revealed exactly how Ellie Williams (Bella Ramsey) became immune to the The Last of Us, at its core, is a story about hope in the face of astounding adversity, and Tess is a character who embodies that as she remains hopeful that Joel can get Ellie to the Fireflies to Regardless of whether or not Jerry could have actually done it, the story of the last of us 2 and how things progress between Ellie, Joel, and Abby remains 100% the same, because the salt lake fireflies BELIEVE Joel doomed humanity and Ellie BELIEVE Joel took away her chance to give to the greater good, THEREFORE the motivations for their UdFKL4.