Naomi Shawn is unhappily married. Her husband Arnold, a successful defense attorney, is having an affair with a younger woman and it's apparent that he's no longer interested in her. He also refuses to agree to a divorce, liking the freedom he already has. In court she sees her husband in action. He is defending a hit and run driver and demolishes the prosecution's chief witness by challenging his his visual acuity. During the lunch recess, Naomi decides to take action to end her marriage and fortunately has the correct eye witness to back her up.