Sylvia, the head of a flourishing swimsuit company, walked off the job. Her husband hires Dave to find her, portraying her as mentally unstable and having made threats on his life. Dave finds Sylvia but she runs away rather than return to her business. When her husband turns up dead, Lt. Plehn seeks her arrest, ignoring the information Dave and Ken uncover about other possible suspects.

Singing sensation Tommy Minor has a problem -- gambling. His manager asks Sandy to get the mob off his back. Sandy knows a gambling boat outside the territorial limits runs crooked games, but he has to prove it, and keep himself and Tommy out of danger.

Jeff, a private investigator from L.A. and friend of the SurfSide detectives, is called to Miami to investigate a threatening note left for a lounge singer. He meets a redhead, who takes him to her home. He passes out and wakes up the prime suspect in the murder of the redhead's husband, leaving his SurfSide friends to clear him.