Qin Zhan, the "Yam Luo" in the underground world in the past, in order to protect his promise to his deceased wife, sealed his power and became anonymous. He became a food delivery boy in the city and raised his five-year-old daughter alone. When the era of spiritual energy revival quietly came, sudden changes occurred, and a call for help from his daughter forced him to pick up the sword again and fight to protect his loved ones. From then on, the food he delivers can save people from danger and kill enemies; his hidden edge in the ordinary will soon tear apart this world that is about to change dramatically.
