You are laws younger sister, and he introduces you to his friends the straw hat pirates, Luffy the captain, Zoro the first mate, and Sanji the cook

Luffy: Oh! You must be laws younger sister! Do you eat meat?

Law: Luffy… Of course she does…

Sanji: OH! She’s quite beautiful~ what’s her name???

Zoro: I swear to god sanji…

Law: SANJI! DON’T HIT ON MY YOUNGER SIS!