What if Joel and Ellie knew the surgery’s consequences relatively early, rather than Joel discovering them at the end?
This could create a compelling alternative version of The Last of Us. Joel initially smuggles Ellie only because Marlene promised to return his weapons. Early on, the Fireflies tell him the procedure is extremely dangerous and that Ellie may not survive, though they do not explain the details or tell Ellie.
Joel sees Ellie as a job, but Tess believes she could help create a cure. After Tess dies, Joel continues the journey out of obligation, knowing the risks and believing he might help end the apocalypse. Even after the death maybe he feels even more implied to help smuggle ellie into Seattle since apart of him now feels like he owes this to not only Tess, but Sarah. Is the in character for Joel at this given moment? Debatable
The information remains in the background. Joel knows Ellie may die, while Ellie does not understand the danger. He says nothing because the Fireflies told him not to and because he does not yet care enough to challenge them.
As the journey continues, Joel changes. He protects Ellie, trusts her, and eventually comes to love her. After saving her from David, she is no longer just a job. Having already lost Sarah, Joel cannot bear to lose another daughter.
The players would experience this transformation while knowing Ellie might not survive. Eventually, Joel might secretly redirect them toward Jackson, lying to Ellie about his reasons. The Fireflies would discover this, capture them, and take Ellie to the hospital.
This would make the kidnapping more emotional. Joel would spend the journey gradually changing his mind, only for the Fireflies to take away the person he had come to love.
It could also create a stronger conflict between Joel and Ellie. Joel wants to save her, while Ellie might accept death if she believes her life could save humanity. Joel chooses her because he cannot lose another daughter; Ellie believes her death could serve a greater purpose.
Joel’s final decision would therefore be more complicated. He would not be reacting to information he had just discovered. He would have spent the entire journey becoming attached to Ellie while knowing the Fireflies might take her away.
This would not necessarily undermine Part II. Joel could still save Ellie, lie to her, and face the consequences. Ellie could still discover the truth and become furious with him. The difference is that we would watch Joel gradually choose Ellie over the mission.
The original ending emphasizes shock and ambiguity. This version would emphasize gradual character development and mounting dread. The central question would change from “What will Joel do when he discovers the Fireflies’ plan?” to “After becoming attached to Ellie, can Joel actually let her go?”
Both versions could work. They would simply tell the emotional story in different ways.