The water begins to run clear. Alex sees the white of bone, an unhealthy crack. There's something off and he starts to get a bad feeling. "No, I'll tell you," he starts, distracted suddenly. "But first you have to help me a bit."

Alex reaches to touch the tip of his pinky finger to the outside of the crack, on the solid bone. He traces it with his eyes. "Do you know what he used to cut the bone?"