In the fourth year of Tiansheng's reign in the Northern Song Dynasty, during the turbulent times, Wang Chengan, who was supposed to be in the modern world, mysteriously transformed into the shopkeeper of "Jinwenzhai" on the verge of bankruptcy. He made a desperate move, hoping to use his memory to create a hit product and turn the tide. A business and cultural adventure that spans time and space begins with enthusiasm despite many obstacles. Let's see how Wang Chengan overcomes obstacles and makes "Jinwenzhai" rise strongly in the cultural world of the Northern Song Dynasty and write a legendary story.