Miyuki has been a woman of the highest order since the night her pure white skin was covered in bright red blood and the statue of Kannon was carved on her back. Her lover Kazuya, a member of the Sanko-kai Kuroda clan, is in the midst of a fierce struggle for the succession of the Sanko-kai after the fall of its chairman. Meanwhile, Kuroda, the leader of the Kuroda clan, dies a mysterious death...