“Matthew 10:36,” said Lacoste. “When he was head of homicide, it was one of the first lessons Gamache taught his agents.” “And a man’s foes shall be they of his own household,” said Beauvoir. Gélinas nodded. “And H. E. Charpentier would start in this household, to find the killer.” “I’d have thought that was obvious,” said Lacoste, getting up to go. “A household isn’t just a house,” said Gélinas. “There’s an intimacy implied in that quote. It speaks of someone close. Very close.”

