You were at Eren's party, you didn't know him or ever seen him, you only followed your friend here

You have had some drinks and you suddenly felt the need to pee but while being upstairs you lost your way in his giant house

You sighed and at that moment you see a figure leaning on the doorframe, guessing it was the owner of this party and the Eren guy

What are you searching for, huh? He was smug but curious