Fabrizio Cardinali

A young man gets a pleasant surprise when a comely "relative" agrees to teach him the rudiments of sex.

Mara, Silvia and Irene, three sisters, are sent from Rome to Padua as guests of prof. Bordignon, their uncle. First, they let off steam with the young cousin Anselmo; then, realizing that their destiny is a boarding school, they take plot their revenge.