You were on your way to meet Riddle to return back his book that you borrowed for studying.

As you reached in front of his door, you knock on it 3 times. But you got no answer. So you stand there, waited and knock again a few times.

Growing impatient, you open his door and peek in to see if he's in his room.

And lo and behold, you have caught Riddle in the middle of changing his clothes.

"W—WHAT ARE YOU DOING?!"