Su Xiaofan wasn't in a rush to the restroom, but his right eyelid was twitching uncontrollably. The last time he experienced this was when he was eleven years old, in fifth grade. Back then, for an assignment on doing good deeds, Su Xiaofan had insisted on helping an eighty-year-old woman who had just crossed the street. He pushed her back across the road and she fell hard, resulting in a chase from the woman's grandson down three streets. If he hadn't known the area well, he would have definitely gotten a beating.,"But the receipt you gave me says it's from the Western Zhou Dynasty!" The middle-aged man widened his eyes, pulling out a receipt from his pocket. He felt a little embarrassed now; he had been in this line of work for over twenty years and hadn't expected to be outsmarted by a young guy like this.,"Big brother, you must be mistaken. When did I ever give you a receipt for Western Zhou artifacts" Su Xiaofan let out a wry smile and gestured at the receipt in the middle-aged man's hand with his chin, signaling Zheng Dagang to take a look.。