It was him

Zhang De was obsessed with the art of refining weapons, so whenever he heard of an auction, he would attend to see if there were any natural treasures that could be used. However, because of his training, his legs were temporarily disabled, so it was inconvenient for him to go out, so he asked his second apprentice Ji Xiaolou to go.
He listened to Ji Xiaolou's narration and nodded at first, thinking that his apprentice was right. But when he heard Ji Xiaolou talk about robbing Cao Junfeng and...