There was once a person in the world named Yan Bufan, who was loved for helping the suffering people in the bustling city. According to legend, he is skilled in the way of celestial phenomena and geography, using methods to ward off evil and catch mysteries. When he sees things that ordinary people cannot see, he judges the injustice in the matter and is calledMr. Yin Yang. Yan Bufan was invited to the Lin family's house to solve a problem. Upon entering, he stumbled upon a row of "ghost footprints" on the ground that continued forward. With the introduction of the Lin family's steward, Yan Bufan also followed the footprints to solve the problemThe ghost of the house.