A Puddle of Mud Holds up the Wall

The protagonist, Tuesday Dog, lost his father when he was young, and his mother left after his father. He and his grandfather have always been dependent on each other. Wandering alone in the city, he experienced all kinds of sadness and suffering, until he met the old man who changed his life! Lei method, measuring Feng Shui, identifying people and observing stars, changed his life's destiny. "Disciple, go down the mountain. I have nothing left to teach you. Remember what I told you!"... The young man looked at the familiar yet unfamiliar metropolis and said, "I'm back!"