Yuuji Sakai, the usually vacant and somewhat weak protagonist, lives an ordinary life until the sudden appearance of a monster disrupts his ordinary life. Under the setting sun, Yuuji is suddenly attacked by an alien monster that transforms human "existence" into spiritual fire and then devours it.

At this time, a girl who called herself "Flame-haired and Burning-eyed Slayer" appeared and rescued Yuuji from the monster's mouth. Yuuji Sakai named her Shana based on the name of her large sword.

She told Yuji that his life was about to end - it turned out that outside this world, there was another world called the "Red World". In order to realize their ambitions, the people there took away the world's original power, the "power of existence", from humans one after another, and Yuji was one of the victims.

After the Crimson Apostle took away the "Power of Existence",...

[Undead King][Invincible][Non-Graveyard Force][Establish Force]

Bai Ye, who traveled to Ainz Ooal Gown's real world, became a Yggdrasil game administrator. Unfortunately, it was a little late, and his request to join the Ainz Ooal Gown guild was rejected.

Bai Ye had no choice but to use his identity and turn on the cheat mode!

The world-class item, Noah's Ark, is a small crystal with a small world inside. It has superb hiding and defense capabilities, and is used to sneak onto the time-traveling ship, the Great Underground Tomb of Nazarick.

The world-class item, Hall of Heroes, guarantees unlimited resurrection, strengthens your strength, resists the forces of the Great Tomb, and conquers the other world.

More foresightedly, a large number of game props were acquired to increase basic resources.

"So, let's get started, Old Bones. Face my invincible army!"

Bai Ye waved his hand, and countless heroic warriors behind him launched a fearless charge towards the Sorcerous Kingdom army...