That night, with Poirot watching from the shadows, Nick inserted the key into an old music box. It clicked. A secret drawer opened, revealing a notebook filled with serial numbers — and a photograph of the killer, standing beside her aunt’s body.
“That’s the mark of the Vauderlyn Antique Cipher Exchange,” said her friend Hercule Poirot, examining it with delicate fingers. “A pre-war network of collectors. They used serial numbers to authenticate stolen artifacts.” Agatha.Christie.Peril.At.End.House-VACE.-PC-.-EN- Serial Key
Nick’s aunt had recently died at End House, leaving behind a trove of curiosities. The police called it a fall. Poirot, less convinced, had noticed a pattern: every object linked to the VACE network had vanished from the crime scene. A jade figurine. A silver inkwell. And now, this key. That night, with Poirot watching from the shadows,