Shortly before he is to wed, millionaire John Willis is visited by Dr. Harry S. Blair, a psychiatrist who informs him that years before he was married to Nancy, John's wife-to-be, and warns him that she is mentally unbalanced. 　　Blair then relates the following story: After a whirlwind romance in Florida, Blair marries Nancy and starts a psychiatric practice in New York. One day,... (展開全部)