Tokyo in 20XX. The father of the girl Xue is a priest, and her mother is gentle and virtuous. The family of three lives a very happy life. One day, a group of five people in black cloaks suddenly appeared and took away Xue's happiness. Her mother was brutally murdered, and her father's legs were paralyzed from then on. What is their purpose? In order to find the truth, Xue put on a black Gothic Lolita outfit and transformed into a beautiful ghost of revenge...