Dragged by a friend to a club for the first time, Mao, unaccustomed to having fun, couldn't fit in. On top of that, she got separated from her friend and ended up alone at the bar counter. There, she was approached by Yuko, who was tipsy, and they ended up drinking together. Yuko had just broken up with her boyfriend and seemed to be in a self-destructive state. Pressured by the aggressive Yuko, Mao also lost her reason…!?
