Traveling Through Another World Begins with a Black-Hearted Salesman

He was taken to another world by the system to open a black shop. Others sold rare treasures, miraculous medicines, and magic weapons, but Gu Nan sold bricks, shampoo, and magic light sticks. In order to sell things, Gu Nan would do anything. Wherever there was a fight, there was Gu. As his power grew and the shop became grander, he gradually came into contact with the truth of the world. When troubled times were about to arise, how should he deal with it? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.