In this modern society, a new kind of "illness" is striking young boys and girls. Loneliness, disbelief, and outrage push this generation to grow more and more attached to internet and technologies. The experts call these symptoms "Net Addiction." To cure this condition, a certain rehabilitation facility has been set up to "lead the young men back to the right path." Enrolled to treat his addiction, Hibiki had no idea that this rehabilitation facility is nothing more than a prison. In this hellish place where escape is prohibited, how will Hibiki overcome his despair?

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