Detention Cell: Sexual Confession / The Aching Scar

Original title: 留置場 性告白 疼く傷あと

Directed by Shigeo Katsuyama

Kiyomi Shimizu is a 22 year-old office worker. She first met Kentaro in her friend Mika's room. At that time, she had a boyfriend named Ebihara and of course had sex with him. However, overtime she develops a relationship with Kentaro...