Researcher Lin Yu is accidentally transported back in time to an ancient era torn apart by war during an experiment. Penniless, he faces hunger and the threat of violence. Holding fast to his moral principles, he turns his fortunes around with modern brewing techniques and business strategies. He battles powerful local elites to save his "wife," A Xiang, forms an armed force, and gets caught up in court intrigue. Rising from the bottom amid the chaos, he also uncovers secrets about spies and his own origins, ultimately becoming a powerful figure who shapes the age.