The Zerg Horde invades Blue Star, Great Xia Realm collapsing. In his past life, Kael Cain, a Beast Tamer, died defending humanity. Reborn, Kael Cain binds the Humanity Guardian System, unlocks Transcendent Talents. Summoning heroic spirits, commanding alien beasts, he fights gods and demons, slaying them. He vows: Within the Great Xia Realm, no gods or demons shall trespass!