Yuji and Eimi have been dating for three months. Although their relationship is still short, Yuji wants to be with Eimi in the future and they are practically living together. One day, Yuji is meeting up with Eimi after a practice with his university club when Nakata, a senior in the club, finds out about Yuji's girlfriend Eimi. Nakata forcefully invites Eimi to a club drinking party and forces Yuji to drink alcohol in an attempt to close the gap between them...