From the darkness of fallout, mutants and a race of vampires known as the Nobility have spawned. They rule the weak with no remorse. Once bitten by a Nobility, one is cursed to become a member of the undead. Villagers cower in fear, hoping and praying for a savior to rid them of their undying nightmare. All they have to battle this danger is a different kind of danger -- a Vampire Hunter.

    One of the war's most dangerous weapons was the Demon Contract, where a human could sacrifice his or her body to become powerful demon. Realizing the damages the contracts have caused the land, the surviving nations made peace and banned the use of the Demon Contracts.

    Procel seeks to build a revolutionary new dungeon where humans and monsters can coexist. But first, Procel must defeat the Wind Demon Lord. Based on the light novel series in Japan, this sexy fantasy tale has built something truly special!

    Thus begins the tale of a legend, of a boy who would become one of the Four Champions of Rubrum, of the man who would become feared as the Ice Reaper...