??The protagonist is a genius from the police academy who emerged in the 21st century. He was secretly transferred to Japan by his superiors to investigate the collective disappearance of scientists seventeen years ago. He was given a new identity and name, Shuangren Yiyu, and sneaked into the winery with the code name Baijiu. He investigated the mission while undercover and constantly obtained intelligence. During this period, he discovered the secret of drug A and was gradually involved in a huge conspiracy. On the way of undercover, he continued to climb up step by step, and climbed to the confidant of the boss of the Black Organization, slowly unraveling the secret of drug A and the boss's plan. Step by step, he became famous in the Black Organization.