Lux is a city controlled by three factions: the Organo, Union and Racan. Ichise is a street fighter that one day doesn’t listen to his patron’s order and loses his arm and leg as the price for his disloyalty. A doctor discovers him suffering and takes him in to make him one of the Texhnolyzed, people with prosthetic limbs. Onishi, the head of the Organo, begins to take an interest in Ichise, along with many others. Ran is a young girl from a village called Gabe who can see the future and also takes an interest in Ichise who she has seen a prophecy about.