The wound on the thin man's back is really weird. It looks like a footprint, like a palm, about a dozen centimeters in area. It spreads out to the outside with the black center point, and the color is getting lighter and lighter. No pain, no itching, no feeling, but the skin epidermis is swollen phenomenon, with fingers to poke will be elastic, very Q!

The black doctor carefully inquired about the origin of the wound. The thin man could not tell how it came from. The most likely thing was an attack when he left his residence in Weidong, but he was sure that he had not been injured....