Suwa, a college student, is a scruffy guy who "just wants to have sex". This is the reason he was dumped by his girlfriend in a big way, and is witnessed by Nagamine, whom he has just met for the first time at the same university. He somehow ends up talking to him, and when he blurts out, "It would be great if we could fuck without thinking about it in a 'let's play basketball' kind of way..." He replied, "I'll go out with you to play basketball," and I got into a bad mood and started having sex with Nagamine. Suwa is pleased to find that Nagamine is gradually opening up to him, even though he is not used to being with anyone else, Suwa is pleased to find out that Nagamine, who is not accustomed to being with anyone else, is gradually opening up to him, but when he finds out that he has other friends ......!