One Piece Episode 235 -

The argument escalates until Luffy, in a moment of frustration, almost tells Usopp to leave if he doesn't like the decision. Though Luffy stops himself, the damage is done.

The decision to abandon the Going Merry and Usopp's subsequent departure from the crew. Detailed Plot Summary One Piece Episode 235

The episode picks up with a battered waking up after his brutal defeat by the Franky Family. The emotional weight shifts when Luffy delivers the devastating news: the Going Merry is beyond repair and can no longer sail. The argument escalates until Luffy, in a moment