Kouka is violent, smug and always eager for a fight. She is a wild trickster who loves leading humans astray. She prefers to let herself be destroyed on a live broadcast so people can question the automation of society. She actually doesn't have a defined purpose besides aiding humanity in defeating their opposition, so she finds her lack of goal frustrating. She loves fighting. She is a machine of war, a Redbox, developped in a laboratory and escaped with her strentgh