Ethan Carter, who awakened an antique appraisal system after transmigrating, went to collect a debt from his friend Jake Miller, who instead offered his fiancee Celeste Sterling as repayment. Ethan found out that Celeste Sterling is the lost heir of the Sterling Clan, and is afflicted with gu poison. Using his divine eye, he finds underpriced hidden treasures in the antique market, learns medical skills and ancient martial arts, befriends influential figures including Gavin Gu, repeatedly foils the conspiracies of Su Wen and Lila Sterling siblings, retrieves the family heirloom at the auction, eventually cures Celeste, and helps her reclaim the Sterling Clan inheritance.