The admiral helps to solve a problem for an unexpected visitor. In the Indian Ocean, Mac and Gunny investigate a death; Mac prosecutes, and Harm shows up, defends, and figures it out. Friction heats up between Harm and a civilian attorney.

An intruder shoots three Navy people, killing two. One of the dead is a friend of Harm, who protects his reputation. Webb, counter-espionage, and disinformation are involved; Bud solves it. Mac and Renee return to town; Mac leaves again.