Surviving the desperate situation, Su Wan returned to Beijing, but suddenly received an express mail from Wu Xie.
The contents of the express mail surprised him.
Li Cu, who was rescued from Wang's house, once again read the snake's memory.
Then an accident happened.
The answer to the puzzle emerges. The "dead" who reappeared in the world, the strange sanatorium, the upside-down bamboo coffin, the deformed skeleton——
What exactly lies deep in the desert?