Traveling to the world of One Piece, Jango was struck by lightning while binding the life exchange system, causing a bug in the system. Since then, Jango's health has been stuck at five points. Before Jango could study his system, he was buried underground until he was accidentally dug out by a boy wearing a *hat...
Luffy: Wow! Jango, you can fly, so cool!
Jango: Want to learn? I can teach you!
Jango: Zoro, doesn't it feel a bit monotonous to lift dumbbells every day? Come try the Gravity Room!
Sanji: Chinese food? The method is indeed very novel and delicious, please show me the recipe! !
Chopper: Jango, you are so powerful. You can treat your whole body just by pricking a needle with it. You don't even need anesthesia.
Jango: Little reindeer, if you want to learn, I can teach you!
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This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.