Yu Xiaoyu, who was moving bricks at the construction site, learned that his grandma was beaten into a cerebral hemorrhage by the assailant and urgently needed surgery fees. He had no choice but to ask for help from his fiancée, but was betrayed! After a blessing in disguise, he obtained the inheritance of ancient medicine. In order to rescue his parents who were imprisoned by mysterious forces, he worked all his life Change the color of the needle, one punch is unparalleled in the world, and the glory of China rises!