A zealous, handsome priest, who is the confessor for a convent full of women, encourages the equally zealous abbess of the institution to enforce strict rules on these unfortunate women. At the same time, a particularly disturbed nun manages to poison herself and many of the other novitiates in yet another scandal which is covered up by church authorities.
In 1867, with Garibaldi's forces close to bringing Rome into the Italian kingdom, Monsignor Colombo da Priverno, a world-weary judge on the papal court, wants to resign, disgusted by the violence to which the papacy resorts to hold secular power.
Mario, a rich and eccentric war hero befriends Marco, a loner with a sailboat, and takes him home to meet his estranged wife Cleofe and sexually repressed sister in law Matilde. Mario confesses his love for Matilde and so ensues a love triangle.
Half-breed Keoma returns to his border hometown after service in the Civil War and finds it under the control of Caldwell, an ex-Confederate raider, and his vicious gang of thugs. To make matters worse, Keoma's three half-brothers have joined forces with Caldwell, and make it painfully clear that his return is an unwelcome one. Determined to break Caldwell and his brothers' grip on the town, Keoma partners with his father's former ranch hand to exact violent revenge.
A beautiful but poor young girl finds all the money and material goods she never had when she becomes the girlfriend of a crime boss, but soon learns that there is a price to be paid for that kind of life.