Kirio is the iceman at school: brilliant, cool, and distant. But now Kirio's cool is in for a real test. Up in the sky, a giant robot is seen battling a fleet of gunships - and then lands right at Kirio's front door and rings the bell! Kirio already lives in a world gone mad: a grim, near-future Earth where neverending war is a fact of life. But could it really be that the worst threat of all is what's shown up on his doorstep: an alien invader robot with the face of an adorable girl?

Young Kirio Muji has been adopted by a cute robot named Q-ko-chan and is taking part in a battle against alien octopus-like creatures, mind-controlled aliens, and sometimes his own government. But now a whole hoard of other robots like Q-ko-chan have shown up, and when his hated sister Furiko is adopted by the most powerful of the lot, the battle must now reach a climax!

In the mystical lands of ancient China, where magical beings are a part of everyday life, Qwan is a strange boy who can devour demons and absorb their power. His quest is to find the Essential Arts of Peace, which will ultimately reveal the purpose and truth to his existence!

The search for the Essential Arts of Peace is a dangerous and deadly affair. Betrayal upon betrayal surrounds Qwan; Daki, sent by Yuushi to stop Qwan, has agreed to lead him to the sutra. Yuushi, who also wants the sutra, is furious and drives Daki's mother to ambush Qwan!

As Chikei and Aman await signs of Qwan's recovery, Daki returns to the bug forest in an attempt to save it. Meanwhile, Yuushi finds that the aristocrat Joukai now possesses the Essential Arts of Peace. Who is Joukai really, and what is his connection to the scroll?

In the world of the immortals, Qwan has his powers stolen away from him. Ukitsu manages to save Qwan's life and send him back to Earth with Shaga, but Ukitsu's own fate is uncertain... Back on Earth, Shaga and Qwan must face off against the Yellow Turban rebellion. Will Qwan's power return before war is waged?