Daymura, who initially seems like a playboy and a ladies' man, is actually a virgin fresh out into society! He secretly harbors feelings for his senior colleague Nakamura in the same sales department and plans to confess if he surpasses Nakamura's performance. Finally achieving his goal, he manages to have a private celebration with just the two of them, but due to nervousness, he drinks too much and loses all memory. Upon waking up, he finds himself on Nakamura's bed, seemingly having had an unexpected one-night stand…!?
