Arthur Penhaligon had always trusted silence. In the waning years of his life, after the library had shut its doors to him and the city had grown too loud, too fast, he had retreated into his Victorian sanctuary on the edge of Wrenfield Lane. The house, with its gothic gables and ivy-choked windows, was a relic from a more articulate time—when men wrote letters and clocks ticked with honesty. Now, it stood like a forgotten punctuation mark at the end of a sentence no one remembered. He brewed his Earl Grey at precisely five each evening, seated by the east-facing window, the light filtering through panes warped by age. He read books—dusty, leather-bound conspiracies of the mind—about secret societies, hidden dimensions, voices trapped in numbers. He wasn’t mad, not really. Just curious. That curiosity had served him well when indexing thousands of cryptic tomes in the library’s forbidden archives. But tonight, curiosity had teeth. It had begun subtly. A thrum, barely audible, lik...