Frank Mercer owns the only garage in Maplewick Bay. She knows every vehicle in town, most of their owners, and more about the rhythms of the place than she'd ever admit to. She keeps her head down, does good work, goes home with Dust the basset hound, and minds her own business.Then Mayor Ursula Underwood turns up dead.The official verdict is natural causes: a diabetic accident, tragic but unremarkable. The police chief closes the case inside a week. Most of the town accept...