[Rebellious] + [Intelligent Battle] + [No System] Overlord, anti-Nazarick.

In YGGDRASIL, the lead planner, Kotomi Suzuki, and her team completed the "Burial Abyss" stronghold dungeon in the game's final update, along with its boss, the "Undying Evil Dragon Emperor," and various powerful NPCs. The new version brought one last wave of excitement to the game, but the planning team, having fulfilled their lifelong dream, also had to face the harsh realities of life…

On the last day before the servers shut down, I decided to experience that dungeon one last time—a dungeon that no one has been able to conquer to this day…

Unexpectedly transported to another world, she discovers she has become the Undying Evil Dragon Emperor, along with her own instance. Faced with the unknown—natives, players, and dragon kings—can Qin Nai still protect everything she belongs to?