La Bella Antonia, Prima Monica E Poi Dimonia (1972)

aka: Beautiful Antonia, First A Nun Then A Demon

In the Middle Ages, a beautiful girl (Edwige Fenech) joins a convent in order to escape an arranged wedding. In the convent she discovers sex courtesy of the nuns and the friars! Also stars Piero Focaccia and Riccardo Garrone. Also with Malisa Longo and Lucretia Love. (In Italian language).