Joe has to serve jury duty in a matter that involves theft and murder of the Fred Demmer, husband of Molly MacGregor Demmer. Terrence O'Toole is the Irishman who is accused and convicted of the capital crime. Joe makes them go over and over the evidence, but even after the conviction wants to be sure. Jeb Demmer, the deceased man's son, is heavily gambling right after the trial is over. Joe sees that and it further's the wondering. Molly confronts Jeb about it and he throws back at her that he could tell the sherriff he saw Molly and Terrence together the day his father was killed. Molly says Terrence was an aquaintance from Dublin. Terrance escapes from jail to tell Molly the truth. Joe finds Fred's billfold which was missing on Jeb. So was the wrong man condemned?