In this mystery, a detective and his partner are hired by a carnival psychic to help her find her long-lost sister who vanished a few years back. It is the partner who solves the mystery, but before she can tell her boss, she is killed. The detective is accused of the crime and arrested. He somehow avoids jail, but when he is found near yet another corpse, the police are convinced of his guilt. Fortunately, before he comes to trial, the gumshoe finds the real culprit and justice ensues.