Janssen is a private eye specializing in missing persons cases. When movie star Dexter's secretary is murdered, Janssen links the death to the disappearance of Merrill, a rich woman who had vanished a few years previously. He meets with Dexter and Crain, the detectives's former fiancee.
He also meets with Merrill, unaware that this is the missing heiress now using an alias. However, Janssen senses something peculiar about her and shortly thereafter is approached by Aubuchon, who asks the detective to look for his missing brother. Janssen runs into Merrill again on an airplane and
realizes that he had met her in Japan while he was recuperating from wounds suffered i...