Office worker Miyakawa has never been able to forget the one and only time he had sex back in his college days. Since then, he’s spent nights with various partners, but no matter what he does, he’s never been able to experience the same pleasure he felt that day and before he knows it, six years have passed. One day, the man responsible for that unforgettable experience, Kuroda Sousuke, transfers to Miyakawa’s company. Miyakawa’s heart races at the reunion with his old college friend, but it seems Sousuke isn’t simply happy to see him as a friend…