The group known as Straw Hat experiences disloyalty from Nami. She not only steals their goods, but also their means of transportation. Luffy and his comrades search for her and confront her at Arlong Park. This location is currently controlled by Arlong, a despicable humanoid with fish-like features. Arlong has made Nami's hometown his own, thanks to bribes from the Navy. The crew tries to convince Nami to come back with them, but conflicts arise as the actual reason for her betrayal is revealed.