A boy from the demon clan, a heavy responsibility in the ghost world, a journey in the human world, friendship in the fairy world, and obstacles in the divine world. The departure of his father, the appearance of the devil, the disappearance of his partners, and the passing of love. Why is he confused, why is he persistent, why is he searching. Why did she persist, why was she disappointed, why did she give up. In the vast six realms, I only seek the pure land. A huge sea of people, just begging for one person...