Uno hits it off with the most popular girl in the group, Mari Nakane, during a club drinking party. So he musters up the courage to invite her to go camping, only to be swiftly rejected. While feeling down, he's approached by his classmate, Adagawa. With his spirits lifted, Uno drinks heavily with her. The next morning, he wakes up in a bed that isn't his own!? And next to him is Adagawa...♪ What on earth will happen to him now...?