When Bobby Jones goes to retrieve his wayward golf ball at the bottom of a cliff, he little expects that he will find a dying man there. With his last breath the man gasps, "Why didn't they ask Evans?"Looking for a handkerchief in the man's pocket Bobby pulls out a photograph of an attractive young woman. Intrigued by the question and the photograph Bobby and his vivacious friend Frankie Derwent set out to solve the mystery - putting their own lives in great danger along the way.