The gravestone was unremarkable. Finneas Chancey had no remaining relatives, and so had a state funeral. Aster Somme, P.I., stood over the plain marker as the rain fizzled out his cigarette. The smell of stone, grass, and wet tobacco filled his nostrils and joined with his growing sense of unease. The police had contacted him to say that they had a suspect in custody, but had reached a dead end in...