Season 1
- 1The Karas Awakens25 Mar 2005
- 2The Flaming Wheels12 Aug 2005
- 3The Destruction Awakes20 Oct 2005
- 4The Human Otoha22 Jun 2007
- 5The Illusion of a District3 Aug 2007
- 6The True Legend3 Aug 2007
In the city of Shinjuku, a conflict between a rouge Karas by the name of Eko and the "will of the city" rage in a conflict for dominance. A Karas brought about to fight the rouge has fallen, leaving the city and its inhabitants defenseless. Soon after, Otoha, a comatose patient, is chosen to become a new Karas to face off the rouge Karas Eko to decide the fate of the city and its inhabitants.