Kei and Shou are childhood friends attending the same high school, and Shou always ends up helping Kei whenever he's in need. They're always hanging out, at home or at school, but Kei has a secret he can't even tell his best friend...

He's desperately in love with Shou, and he's now friends with benefits with the basketball team's captain named Sasaki in order to divert that desire somewhere else. Every time they have sex, Kei imagines Sasaki is Shou...

One day, though, Shou catches a glimpse of the two of them having sex in the club room. Kei is devastated, and just as the thought of losing his childhood friend enters his mind, Shou says, "I'll have sex with you."Kei's dreams were coming true, but for some reason, as he straddled Shou's body and let Shou enter him, he felt... wrong. This is a story of unrequited love between two young men...