Wuwechimato journeys to China to learn Chinese kung fu but finds himself on board a boat filled with Japanese pirates whose only mission is plunder and pillage. When he intervenes on behalf of an adolescent Chinese girl about to be kidnapped, he is targeted by the pirates while also assumed by the Chinese villagers to be one of the pirates. Only when the girl hides him and teaches him some of her language, does he manage to convince other important villagers of his innocence.