When a shady realtor turns up dead in her backyard, bookshop owner Samantha Washington investigates with the help of her feisty grandmother and an enthusiastic ensemble of colorful retirees.

Samantha Washington is opening a mystery bookstore in North Harbor, Michigan, on the shores of Lake Michigan. She's also penning a cozy mystery set in England. When a shady realtor turns up dead in her backyard, the police suspect Samantha. Aided by her feisty grandmother and an enthusiastic ensemble of colorful retirees, Samantha is determined to close the case before she opens her store.