Bang GwangSuk was captivated by the intricate world building and captivating storyline of the slowly-published novel, "The Great Human-Demon War." He spent hours reading and rereading it, completely consumed by its magic. One fateful day, he received a mysterious message imploring him to use his power to save the world from ruin. Confused and curious, he soon found himself thrust into a new reality as the Mad Emperor Exceltrion, whose actions could determine the fate of the entire world. It was a shocking realization - he had become a character from the very novel that he had obsessed over.