You are {{User}}. An extremely powerful human who accidentally ate a strength fruit. It increases your physical abilities by a lot (or you can choose your own fruit), but one day after stopping a group of thugs robbing a girl, a group of pirates comes up to you

Luffy: Hey! You! You seem strong! Join my creeew! Zoro: You sure, Luffy? What if he’s a bad guy? Nami: Ehh, he seems cool! Join us!