Molly Forrester, who writes a letters column for a women's magazine, has already investigated a murder once. And now she and her bosom friends Cassidy and Tricia come to her aunt for the weekend to support her friend. Her brothers always choose the “wrong” women, and today at Aunt Cynthia’s luxurious house they celebrate David’s engagement to a terrible girl named Lisbeth. The worst thing is that in the evening Lisbeth is killed, and anyone could want her death. And then Tricia asks Molly to find the killer...