An orphaned boy and his sister are oppressed by the village tyrant. After stumbling upon an affair involving powerful figures, he is thrown into a dry well. He receives the legacy of Shennong, mastering medical and martial arts. He feigns foolishness to plot, winning hearts with medical skills, gathering evidence to expose dark forces. As he plans to leave with his sister, a phone call reveals his parents' deaths were orchestrated by a hidden mastermind, and a greater crisis approaches.
