Inspector Bouchard needs a judge for the ""Miss Tahiti"" beauty contest. The job is a little hard to fill since the citizens of Tahiti generally turn the annual beauty contest into an annual Donnybrook.

Vincent Michelet finds that his mother, who he believed dead, is alive in a Swiss Hospital. And his mother tells him that another member of the family is also still alive, his Aunt Vivian, who has a price on her head for collaborating with the Nazis.

Adam runs into an old war buddy named Scotty Bell and hires him as a temporary deck hand.

Just before the Tiki sails, two men plant a time bomb in the hold. The bomb is discovered and thrown overboard, but a big question still remains: which of Troy's four passengers was the bomb meant for?

There's a ticket for entertainer Nita Graham for a trip aboard the Tiki. Adam delivers the ticket in person, but Nita doesn't know what he's talking about, and she isn't planning any trips.

After a murder on the Tiki occurs, Adam is wrongfully accused of the crime and the passengers are asked for their testimonies at his trial.

Mr. Grant, owner and sole inhabitant of a small island on the Pacific, has been killed in strange circumstances. His young and pretty niece, recently arrived in Papeete, claims the inheritance. During the investigation, a mysterious character is discovered on the island.