A beautiful American music teacher arrives in Venice and encounters a licentious artist who leads her into the squalid underbelly of the ancient city into a dangerous world of sexual promiscuity. Their experimentation becomes more and more dangerous and our heroine must decide whether to continue down this path or break away before it's too late.
Convict Umberto is allowed to work outside prison during daytime as a librarian. There he falls for a beautiful woman who mistakes him for a volunteer helping the inmates — however, like a modern-day Cinderella, every day he must leave and be back to his cell before midnight... will they manage to live happily ever after?