Overview: Have You Seen It Before?: Tenma invites Eri and Mikoto over for a study session. Eri arrives first and asks if Tenma has seen a man's body before, which she did.Not That Cute, Is She?: The friendship between Eri and Mikoto is on thin ice after Eri makes a comment on how Mikoto isn't cute. Meanwhile, Harima gets a part-time job and is now fixing Tenma's air conditioner. Harima also meets Yakumo for the first time.