A demented nun sliding through morphine addiction into madness, while presiding over a regime of lesbianism, torture and death. Sister Gertrude is the head nurse/nun in a general hospital, whose increasingly psychotic behavior endangers the staff and patients around her.

Doctor Eva Marini takes up a position at an army base to investigate the sexual behavior of the Italian male soldier and soon finds out she's taken on more than she bargained for.

Lando Buzzanca plays a man desperate to father a male heir. However, his wife (Roseanne Podesta) is apparently barren. They decide to use a surrogate mother, which, since this was in the days before artificial insemination, means Buzzanca will have to impregnate the surrogate the "old-fashioned" way. After a mishap involving a VERY unattractive but fertile widow, Buzzanca sets his sights on young girl (Gloria Guida) at an orphanage for unwed mothers (who has already given an illegitimate child up for adoption). They hire her as a maid, but she is under the impression they're going to adopt her, leading to some quasi-incestual misunderstandings...

A young man comes back to his provincial home town to visit his dying uncle who is being attended to by a night nurse and novice nun. Before long, the young man develops a deep longing for the young, beautiful nun.

During the early Italian Renaissance and the Black Death epidemic, a group of young men and women, seeking refuge in a secluded villa just outside the city of Florence, shares different stories of adultery and forbidden love.

An American journalist in Prague searches for his girlfriend who has suddenly disappeared.