"Guangming Dabao" is a time-honored pawnshop that has been standing in the community for decades.The second uncle in the store is a unique skill in distinguishing the authenticity of the hundred schools of thought. No matter what tricky, fake gold and fake diamonds are, they cannot escape his eyes. Everyone in the Guan family called him Uncle Jian (played by Xie Junhao). Although he is not related by blood, Uncle Jian and each of the Guan family are like close relatives.The Guan family's parents died early, and Uncle Jian took care of his sister Guan Ling and Guan Jun's growth like a housekeeper, and the three of them had a close relationship.Unfortunately, the relationship between the three changed due to one incident and later lived separately.But time goes by, pawnshop business plummeted, and it faced the brink of financial collapse.At this time, Guan Ling and Guan Jun appeared again. What kind of sparks will the three of them create when they suddenly appear, whether they are enemies or friends, or whether they are misfortunes or blessings...