I Got the Wanjie Trading System

The ordinary Chen Dong obtained the Wanjie Trading System and started a legendary career in the modern city. In the first transaction, all the inventory at home was cleared and a batch of magic props were obtained. In the second transaction, you just give me a mermaid. Why do I need a mermaid? Steamed? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.