clue

Only two days passed after I received Atius Xiao's reply. A young man with a broken arm came to the entrance of Wanbaolou. After explaining his purpose, he was taken to the Hall of Ten Thousand Treasures. Atius Xiao, who was wearing a gray robe and a gray mask, and Wang Tingchuan, who was dressed in the same way, walked into the Hall of Wanbao one after another. The one-armed man said in a deep voice: "I am the shopkeeper of the Jubao Pavilion in Tianta City. I have been ordered to come here...