It appears that every man who shows a beautiful young woman any type of affection or attention meets with an unfortunate accident, and Barnaby believes that it's more than just coincidence.
Barnaby Jones is faced with a genuine mystery when he is tasked by Jenny's aunt to look into the fatal accidents befalling men who take an interest in her. However, Barnaby soon realizes that the situation is far more complex than he initially thought.—charmardee-smith