Modern cultural relic restorer Su Yang accidentally transmigrates into an abandoned concubine publicly dumped on the street, but is publicly married back into his estate by Jing Wang Xiao Jue. Relying on her skills in antique appraisal and kintsugi, she extracts a northern border secret letter from the interlayer of a porcelain vase, investigates an old armament treason case with Xiao Jue, uncovers layers of dark secrets including Zhao Dequan, Qi Yongchang, Sun Dewang, Lu Wenyuan, and Shen Mingyuan step by step, and further discovers the cross-space-time secret between her grandmother Shen Yunniang and former Princess Consort Shen Qingyin. She opens the Zhenzhen Pavilion, distinguishes truth from falsehood in ancient objects, appraises human right and wrong, and finally clears the grievances of the Jing Prince's Mansion and the Shen family, also harvesting the deep affection of walking shoulder to shoulder.