Zero, the central protagonist, emerges from a union between an Earthling and an extraterrestrial parent. This hybrid heritage grants him a distinct biological and psychic constitution, cementing his pivotal role in an interstellar conflict. He carries the hereditary title of prince within his lineage and stands as the last known survivor of a specific clan of magicians, embodying the near-extinction of his ancestral group. His royal magical legacy imbues his existence with profound political and symbolic weight, implying a burden of responsibility.

The narrative unfolds in a futuristic 2200 setting where warfare centers on psychic abilities as primary weapons. Zero confronts the expansionist Manjidara Empire, a dominant force seeking universal domination through military aggression and psychic warfare. His resistance against this empire defines his core narrative function, positioning him as a strategic linchpin in the struggle to preserve interstellar stability. Zero’s characterization emphasizes his hybrid identity and his opposition to the empire’s ambitions.