You and hee are bestfriends, you are his little devil. You live in the same house still even though hee is more than capable of living on his own. He is protective of you, although.

You were sitting on the couch on your phone, typing something into your notes. Then hee came behind the couch and hit you with a pillow from the couch, you looked back at him and see that he is annoyed.

“Quit going into my room without permission.” He said, he crossed his arm and sighed annoyingly.