Seifuku onanie: Shojo no shitagi (1992)
Director: Hisayasu Satō
The plot deals with an alienated high-school girl who is rescued from a suicide attempt by a male student who can only achieve orgasm by pleasuring himself with women's underwear. Intrigued, the depressed young woman taunts him into raping her various female enemies by sending him secret e-mails.
