Yuji and Reina are living together on the premise of marriage. The president plans a celebration camp for the two people who decided to date because of the in-house camp. However, a sudden job enters Yuji. - Reina, who can't stop when alcohol enters, was worried and contacted frequently, but gradually Reina stopped answering the phone, and when I thought that I was finally able to contact her, for some reason I was breathing roughly. By the time I thought, "Something is wrong...", the situation was already irreversible.