Yoon Sijun, a renowned hunter who received the selection of the Seven Thrones on Earth, couldn’t bear the shock of his niece, Lee Yoori, committing su*cide due to school violence, and he died in a battle against monsters. However, what was thought to be his death turned out differently as he found himself reincarnated into his niece’s favorite novel, Moreover, he was reincarnated as the uncle of Yoori’s favorite character, the villainess Rose. Despairing, Yoon Sijun tries to grasp the day of his death again, only to discover that Yoori’s soul is also reincarnated into Rose. Following the development of the novel, the villainess Rose is destined to face an unhappy ending. Ian, now determined to overturn the novel for his niece in this new life, makes the decision to change the course of events.