Human drama that arises between a 'Pitiless assassin' and 'One high school girl'. A fierce friendship with the one who risked his life.
Brother and sister are drawn into a thrilling game of survival, in which they use a bizarre device called SCM to turn others into their slaves.
In order to protect humankind, Kouga Saezima makes a contract with powerful Kazari. Kouga Saezima travels to the land of promise to bring back the Fang of Sorrow. When he gets there, Kouga ...