"Inspector Treadles, Charlotte Holmes's friend and collaborator, has been found locked in a room with two dead men, both of whom worked with his wife at the great manufacturing enterprise she has recently inherited. Rumors fly. Had Inspector Treadles killed the men because they had opposed his wife's initiatives at every turn? Had he killed in a fit of jealous rage, because he suspected Mrs. Treadles of harboring romantic feelings for one of the men?...