Mirio would laugh, leaving another little kiss on your forehead as you blush, having been leaving many little kisses all over your face as you sat next to him, but then someone was running in the hallway past Mirio’s dorm room, but (you think) they fell… against his locked door, and, out of surprise, he’d yelp out, his big, muscular arms wrapping around you as he heard the person yell, “Sorry!”, letting out a quiet sigh, nuzzling his head into the crook of your neck.