I Should Have Had XXX with You Back Then.

Even now, 30-year-old salaryman Takane Hayakawa still can’t forget the first relationship he had with his junior lover, Riku Manabe in his third year of high school.

To Takane, who’d always lived maintaining the ideal facade of a “perfect prince” in front of others, Riku was the only person who understood his true “plain and awkward” self.

Now, after more than 10 years have passed since they naturally grew apart, the two coincidentally (?) reunite at a gay bar one day.

However, not wanting him to realize how shaken he is, in the spur of the moment, Takane puts on the act of an cool and composed adult—!?