Chen Jiu, a disciple of the Celestial Masters Mansion, is ordered by his master to go down the mountain and deliver a wedding gift to his secularized junior uncle. On the way, he rescues Su Qing, the richest person in Jiangzhou. Su Qing invites him to be a retainer in the Su family, where strange events keep emerging in the mansion. As the investigation deepens, he discovers that Jiangzhou harbors evil Taoist forces, involving a ten-year-old secret of the Celestial Masters Mansion. After eliminating the root causes of the disaster, Chen Jiu originally wanted to return to the mountain gate, but unexpectedly, various aristocratic families sent marriage proposals one after another, and beauties vied for his affection.