Jiang Chuan, who has excellent repair skills, comes to Qinghe County, wanting to find out the truth about his father Jiang Weiguo's disappearance twelve years ago amidst false accusations of running away with embezzled money. Relying on his extraordinary keen eye, he picks up bargains on old items multiple times, searches everywhere to collect evidence such as tapes and remittance slips, and finally uncovers the truth of back then. After his father died with a grievance, Jiang Chuan clears his name and opens an old item restoration shop to repair the past buried by time.