Dr. Marcus Holt had been staring at mass spectrometry scans for nineteen years. Nothing surprised him anymore. But on the morning of February 14th, 2025, inside Oxford's radiochemistry lab, his hands stopped moving. The isotope signature on screen wasn't copper. Wasn't tin. Wasn't any metal at all. It was calcium phosphate. Human calcium phosphate. Fused into the interior walls of a two-thousand-year-old bronze object that history said was just a Roman puzzle.
