Suguru and Yoshiichi were neighbors who were always together, until the day Suguru decided to move away. When they entered junior high, as promised, Suguru came back. But he was unable to transition into their high school, so he is thinking of applying for other schools. Yoshiichi's image of the Suguru who's always by his side shatters a bit. He became upset, lonely and jealous.
Sumi Keisuke vit comme professeur dans une université et est attirée par un étudiant, Shiromoto Kotarou, qui devient rapidement sa nouvelle muse. Keisuke finit par désirer le garçon avec obsession, se cramponnant à lui avec ses cinq sens.