Legendary "devil violinist" Niccolo Paganini sets all of 19th century Europe into frenzy.

An old farmer, who seeks the beautiful Camilla, is murdered. The young policeman, who is assigned to the mysterious death, also falls on her.

Countess Anna Guerrieri, a rich and provocative noblewoman, marries Romano, an important fascist who is very loyal to the party. Sadly his sexual performance is found very lacking by the Countess, and so frustrated, she decides to look elsewhere for satisfaction and ends up setting her sights on Stefano, a naive and inexperienced young nephew undergraduate who has recently arrived from the provinces.

Convent of Sinners is the story of Susanna, a young girl who is raped by her own father and sent to a convent for her sins, where she falls in love with a priest. The other nuns, however, are jealous and angry, they want Susanna for themselves, and accuse her of being possessed by the Devil.