Devil father's sex toy Riko Shinohara, a beautiful girl in uniform whose relationship with her boyfriend was torn apart

Riko Shinohara plays a beautiful girl in uniform whose relationship with her boyfriend was torn apart, and she gets involved in a complex, potentially incestuous relationship dynamic with at least two men.

1. [1:17:28]Themes of incest and complicated relationships are hinted at, with Riko Shinohara and at least one man possibly engaging in a sexual act.
2. [1:35:34]The complex emotional and possibly incestuous relationship between Riko Shinohara and the men continues, with implications of sexual acts.
3. [1:47:02]Riko Shinohara's involvement in the complex relationship deepens, with continued hints at incest and sexual acts.
4. Riko Shinohara is introduced as a beautiful girl in uniform, discussing inappropriate relationships.
5. Conversations unrelated to fucking continue, introducing various characters and family dynamics.
6. The movie concludes with Riko Shinohara still embroiled in the complex, potentially incestuous relationship dynamic.