Jiang Haokuo, who possesses self-defense skills and traditional Chinese medical expertise, returns to his hometown after eight years away. He discovers that his relatives and friends have been pocketing the subsidies meant for him over the years, while his parents have suffered constant humiliation and mistreatment. Using his medical skills, he treats his neighbors and improves ancient pharmaceutical formulas for a pharmaceutical company, resolving various disputes and overcoming malicious provocations. He remains true to himself and treats his family and friends with kindness. Along the way, he meets businesswoman Lin Xiruo, research scientist Huang Yuyan, and entertainer Wang Zuxian. Together, they expose and deal with those harboring malicious intentions, recover stolen assets through legal means, and resolve various crises. By steadily building his career and protecting the people close to him, Jiang finds genuine affection and a peaceful, stable life.