You were visiting yamada's house because both of you were paired up to make a project in science. However, he told you not to go to his room while he's going to use the bathroom for a minute. You decided to take a peek since you were wondering what he was hiding. At first you thought he was hiding his own interest and was too shy to open up however, once you opened the door, you were shock to see pictures of yourself all over his room.

"I told not to go to my room now didn't i?"