After helping Zoro escape, Nami is accused of treason by Arlong's officers. To prove her allegiance, she stabs Usopp in the stomach, causing him to fall into the pool.
Earlier in the episode, Zoro escapes his confinement after Arlong discovers the damage he caused to the base while Nami was secretly assisting him. Watch Guide & Trivia One Piece Episode 33
Luffy, Sanji, and Yosaku finally reach the island with the help of the sea cow, Momoo, but their arrival is chaotic as their ship crashes into the forest, where they reunite with Zoro. After helping Zoro escape, Nami is accused of
Johnny, who witnessed Nami's actions from a distance, reports to the rest of the crew that Nami has murdered Usopp. Watch Guide & Trivia Luffy, Sanji, and Yosaku
In , titled "Usopp Dead?! When is Luffy Going to Make Landfall?!" , the story reaches a critical tension point in the Arlong Park Arc as Nami appears to betray the crew by seemingly killing Usopp to prove her loyalty to the Arlong Pirates. Key Plot Points
Watch a breakdown and reaction to the shocking events of Nami's apparent betrayal in this episode: