A Marine corporal, driving a tank, accidentally demolishes a tent; he then faces a court-martial. His domestic life has diluted his attention. Harm, Mac, Bud, and Dalton all work to defend him and to represent him in a custody contest.

An enlisted woman at sea makes a serious mistake; no casualty results. The command master CPO calls her to his office for counseling; she then accuses him of unlawful sexual behavior. Harm and Bud prosecute, and Dalton and Harriet defend.