"" centers around best friends and impending business partners, Alvirah Meehan (Gail O'Grady), a lottery winner turned amateur sleuth, and Regan Reilly (Michelle Harrison), a private investigator. After rescuing the diamond-collared pooch of a wealthy socialite (Carol Higgins Clark), the two heroines set off with their spouses to join Regan's mom, Nora Reilly (Colleen Winton), a world famous mystery writer, on a luxurious three day cruise around the San Juan Island off the coast of Washington.