Carlo Savelli, gone missing after the war, returns to Italia after many years. His wife Anna, believing him dead, has established a romance with Andrea, and in order to keep him happy, she follows him to Venice.

Tells the story of one day in the lives of the various people who populate a police detective squad. An embittered cop, Det. Jim McLeod, leads a precinct of characters in their grim daily battle with the city's lowlife. The characters who pass through the precinct over the course of the day include a young petty embezzler, a pair of burglars, and a naive shoplifter.

A report reaches the US Army Cavalry that the Apache leader Ulzana has left his reservation with a band of followers. A compassionate young officer, Lieutenant DeBuin, is given a small company to find him and bring him back; accompanying the troop is McIntosh, an experienced scout, and Ke-Ni-Tay, an Apache guide. Ulzana massacres, rapes and loots across the countryside; and as DeBuin encounters the remains of his victims, he is compelled to learn from McIntosh and to confront his own naivity and hidden prejudices.

A young woman returns home after being institutionalized in a mental hospital.