Takuma Yumioka (28) is a former collegiate swimmer who now works repairing photocopiers. Ryohei Inuzuka (29) is a relay runner who got scouted to be on a supermarket's professional team. Though they never interacted much when they shared a class in college, a chance meeting has them drinking at a bar together for the first time in five years. Though Takuma, ever popular with the ladies, has become disillusioned with relationships, Ryohei makes a drunken suggestion that he can't ignore... Since neither of them want to go all the way with a partner, they could try dating each other... While friends to lovers isn't how they saw their relationship going down, surely two straight guys can make it work... right?
Tomohisa Sasaki is a 41-year-old CEO whose dogged efforts have earned him an appearance much younger than his age. However, he has very little experience with women, and he suffers from an inability to perform in bed. Hoping to reclaim his troubled youth, he visits nightclubs and pays for hostesses to keep him company. One night, while having dinner with his favorite hostess, a dark-haired and handsome young man named Shota barges in and gets into a heated argument with Tomohisa's companion. To Tomohisa's surprise, Shota turns out to be friendlier than he looks, and the two hit it off despite their age difference. A late-blooming middle-aged man finds love for the first time with a young grad student who comes on strong!
Shusuke Kinoshita is 31 years old. After being dumped by his younger boyfriend of five years, he drowns his sorrows by drinking alone in a park. Unbeknownst to him, the park is known as a hookup spot for guys, and it's not long before a young, attractive man named Eito invites Shusuke to join him at a motel. Uncharacteristically for him, Shusuke decides to accept his invitation. With the hopes of changing himself and forgetting about his ex, Shusuke spends the night with Eito...!