Shunsuke and Ichika living together on the premise of marriage. The president planned a celebratory camp for the two people who dated because of the in-house camp, but Shunsuke couldn't go due to sudden work. Shunsuke was in frequent contact with Ichika because he was worried about Ichika, who could not stop himself when alcohol entered, but as the night went on, he became unable to contact Ichika. By the time Shunsuke felt uncomfortable, it had already become an irreversible situation ...