Kujaku is a young mystic with an enigmatic background, who was born under an ominous sign that endowed him with extraordinary supernatural abilities. He was brought up by religious leaders who instructed him to employ these powers for benevolent purposes. However, Siegfried von Mittgard, a nefarious figure, covets Kujaku's inheritance and aims to dominate the planet as the Regent of Darkness. He has commanded savage henchmen to exterminate Kujaku before he can fulfill his true calling. Consequently, Kujaku must solve the mystery of his origins before the overwhelming influence of his powers consumes him!