The Devil's Betrothed - Chapter 55: I Don’t Care

After picking up a phone on the streets, Feng Yuchen was sent to the world of High School of the Dead. He, along with 100 people, have to travel through various worlds, fight and solve quests in order to survive.

Whoever dies in that world, would be teleported back to the real world without memories of what happened before and die in an accident one year later.

- Description from Novelupdates

Amidst a disaster, an orphan contracts a sickness.

I’ve become the time-stop breeding uncle from an erot*c game.But the situation is completely f*cked up, so I saved the world first.Before I knew it, people around me were praising me as a hero.…..I don’t give a f*ck about being a hero, I just want to retire. f*ck.

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?