Lopaka suspects that tennis bum Barry Logan is responsible for the murder of his boss in a quarrel over the boss's wife, but Cricket comes up with an alibi for him and convinces Lopaka to find the real killer, which he does during the course of a tennis tourament.

Micho Koyoto is a Japanese marine who has been a castaway in the Solomon Islands for more than fifteen years. Out to cover a big story, magazine writer Gloria Matthews asks Tracy to help find him. Koyoto is the heir to an industrialist's fortune, but first they must convince him the war is over.