Aizen Ryumanagi is what everyone calls a scum. Heartless, Devious and Manipulative with a face that's as sinister as the devil himself. It's no surprise that he ended up in prison after living in a life of crime. However, his life behind bars suddenly took a turn when he was brought in to the deepest floor was told to play a certain game. Little did he know, this is the start of a legendary tale of a villain who later became the best renowned Hero all throughout the virtual fantasy realm.