I Was a Loner, but My Class Got Summoned to Another World… - Chapter 13: Demons of the Past

Shiro Sakamaki was reborn into a new world with one simple goal: to live a peaceful, luxurious life free from drama.But when he transfers to a prestigious high school in Tokyo, he quickly discovers that his new reality is anything but ordinary. The city is a strange mix of supernatural forces, ghostly phenomena, and events that feel like they’ve jumped straight out of an anime.Before long, bizarre occurrences follow him everywhere, along with a series of beautiful, mysterious girls—from the arrogant, blonde twin-tailed exorcist, to the mysterious quintuplet sisters, to a passerby heroine with hidden powers.As Shiro gets tangled in the supernatural chaos, he realizes he’s at the center of something far darker. Cursed relics begin to surface, and Ancient, Evil Outer Gods—whose very presence bends reality—start to stir.Now, Shiro must figure out why he’s caught in this web of strange occurrences while trying to survive school and the surreal new world he’s been thrust into.

Long Fei, a cross-timer and doujin, is an otaku who traveled to another world. In the original world, he was an otaku fan of Gundam and military science fiction.

He died in an accident and was reincarnated into another world. The Gundam works he had read before his death and the techniques in various military novels could be brought to another world.

How would he use the Gundam that Long Fei created? What waves can be caused in this different world?

Synopsis: Tags: [Game-World Crossover] + [Sovereignty Farming] + [Luck Mastery] + [Undead Scourge] + [Inter-Species Conflict] + [Heroic Battles]This is a world where games have invaded reality.Every year, students turning 18 awaken to a job change.One person crossed over and became a Necromancer.Relying on a luck-based talent that made wishes come true and a legacy from Mother Earth, this person rapidly gained power.While others gambled on skill mutations, summoning variations, and the chance with endless resources,he simply needed to shake his talent and use the least resources to obtain everything.With an undead frenzy, he broke through the blockades of the other nations on Blue Star, making his empire great again.With the undead scourge, he wiped out the decayed porcine dynasties within realm territories and became the new Realm Master.In the name of the Dead Spirit Overlord, he waged war on the Battlefield of Ten Thousand Tribes and ascended to the throne of the Demon God.