Second Coming of Eva

Name: Second Coming of Eva
Genre: Adult, Comedy
Released: 1974
Rating: 5.1
Cast: Brigitte Maier, Lars Lind, Knud Jörgensen, Bo Halldoff, Rune Hallberg

A horny girl named Eva is sent to a reform school by her repressed older sister to learn how to control her urges. The school turns out to be a front for sex school and even the girl's prude sister ends up learning something there.