A range war between cattlemen and farmers comes to a head with the arrival of a Deputy Marshal and "Mule" a famous gunfighter in the town of Houstonville, Texas.

Camilla, a middle-aged Venetian widow, arrives in Rome to take up service as a maid for the Rossetti family, who are not prosperous. With her discreet presence, she is an element of cohesion for them thru tensions and misfortunes.

Wrongly accused of his wife's death, a marine officer is forced to resign and sees his life fall apart.