The world is full of wonders. In every country, every city, and even every town and village, there are many anomalies that cannot be explained by common sense. My grandfather was a Yin-Yang man who traveled around the world. He spent his whole life dealing with Yin-Yang ghosts. After my grandfather died, he left behind a shop that specialized in the business of Yin and Yang. I originally didn't want to take over this shop, but the gears of fate made me step by step toward the point of no return to become Mr. Yin and Yang...