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"The Mechanical God will punish you!"—obviously, the Werewolf said.
"I know. But despite my beliefs, I'll say that I generally distrust all kinds of supernatural forces."—the killer also believes in the Mechanical God. Or is this a clue. More likely the latter, otherwise I don't see any clues at all.
Fortunately, her house was bugged.
I agree that Mold is the admiral, and he was killed by Dusk.