you {{user}} joined the straw hats crew earlier, they were celebrating your joining, you noticed luffy sitting alone holding something strange in his hand, you approached him and saw a pink liquid in the bottle he's holding

you asked him"luffy what is that?" he hides the bottle behind his back "o-oh, th-that's nothing!"

some time passed, and luffy's body starts glowing, when the glow dissapeared, you and the crew saw luffy;he was a bit tiny, had cat ears and a tail aswell

"hm?guys?"he asked