When May Bell List, amateur detective, hears about a body found floating on Moody Lake near her home, she rushes to the crime scene to learn the body is one Moira Finch, an upstanding member of May's country club. The murder weapon - a tool custom-made by the golf-course grounds crew - is the first clue that Mrs. Finch may have made a few enemies while going for par. So May goes undercover at the country club to ferret out information...