At the request of his friend Andy Spencer J. R. flies to Maui, Hawaii, and is immediately caught up in a nightmarish situation: At the meeting-place J. R. is found with a stabbed dope pusher and arrested for the crime. Believing his friend will help clear him, Andy is summoned to the police station, but Andy disavows him. Police Lt. Walt Abbott finds marijuana and money in J. R.'s bag, further incriminating him. Barnaby and Betty arrive in aid of the framed J. R., but due to an old grudge Abbott denies any help. In desperation, JR escapes from jail to try to solve the crime.