第3話: 文彦は自宅に見知らぬ者が侵入していることに気づき、赤との過去の高校時代の交流を振り返る

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The episode deals with Fumihiko realizing that he has let a total stranger into his house. It also has two flashbacks to when Aka and Fumihiko had each been in high school. Aka's flashback has her friend commenting on how great it would be to hear Aka's voice on TV. Fumihiko's flashback has his friend tell him that Tokyo girls are easy, a comment that he refutes after he is once again struck by Aka for trying to kiss her. (Source: Wikipedia)