Travel Through Time and Become the Male Protagonist of a Cool Novel

Traveling to the anime world written by himself, Nishimiya Yuya became the tragic second actor in the plot. But he holds the most powerful demon system, has royal blood, and has exclusive artifacts with him, completely breaking the established plot! The determined fate of the protagonist is now void! In this world where supernatural powers and nightmares coexist, the new master is the only demon king—Nishimiya Yuya! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.