淫猥教壇～穢れなき女生徒を犯すための聖域～

Schoolgirl Yukiko gets a longing for her teacher Yayoi, and teacher kisses her in return. One day Yayoi calls Yukiko into the classroom at night. Inside are three unfamiliar men with obscene look. Love, lust, hatred - all kind of emotions mix in an endless humiliation.

[From vndbreview]