Since the death of Raven's mother, her life is not the same as before, her father has a new wife, which has caused even more trouble between the two…Despite Raven being miserable, her foster brother Kio is always there for her. The two are almost the same, Kio left his parents after he deliberately failed the entrance exam at PMA. Due to their stubbornness they chose to live independently of their parents… until they became underworld fighters and gang fighters…What kind of life awaits them? Can they even get out of the trap of the life they chose?