One day, a Young boy, Regix, wakes up high in the eastern mountains, in time to just avoid being attacked by the dangerous killer roaming the nation - Kazus. He knows not how he got there, or even who he is! What has this mysterious killer got to do with why he was up there? Was it a coincidence, or perhaps there is something larger at work? As Regix begins his journey to discover his true self, he does not know how much danger awaits him...