Luwu, who has been running a small game website for three years, encounters a peculiar girl when he is feeling down and out. She claims that Luwu's ancestors were betrayed and persecuted in another world, and she needs him to seek revenge for them. To Luwu's surprise, the only inheritance is a ring. In his despair, he discovers that in the other world, he can create games and summon players. Can Luwu start from scratch and achieve his revenge goal as a mastermind behind the scenes, becoming the new ruler of the underworld?