When Massa is released from prison, he's sure that Luciano, an old freind, is responsible for his incarceration. Massa proceeds to keep watch on Luciano, who has been living with Massa's beloved sister Maria. Feeling doubly betrayed because of his unhealthy adoration for Maria, Massa is determined to get back at Luciano and ends up in a deadly game of roulette.

European night-club attractions and their sexy numbers.

The film consists of seven roughly 15 minute episodes, each showing what will happen if one or more of the Ten Commandments will be broken: Jérome Chambard is warned that he will lose his job if he continues to swear; Françoise Beaufort enamored of a stripper calls on her only to find her married to a janitor who doesn't know what kind of dancing his wife performs; Denis, a Jesuit novice, leaves the order to avenge his sister's suicide, which was provoked by Garigny, who seduced her into prostitution and drug addiction; Philip buys a necklace for Micheline though he is bored with her; a young man find out that his real mother is not Madeleine, but actress Clarisse Ardant; Didier Marin, cashier of a bank, was fired by his boss; the Devil appears as a serpent for Jérome Chambard and the bishop are eating.