The young man looked up and smiled at the middle-aged man. He wasn't bad-looking, with a mouthful of big white teeth that calmed the stall owner down by a third.,Zhao Xuan thought for a moment, then walked in the direction where Lao Si had just pointed.,Mr. Wu smiled without making a sound. Liu, the shopkeeper, had a smile on his face. The old man was testing him, wasn't he。