Koko wa Ore ni Makasete Saki ni Ike to Itte kara 10 Nen ga Tattara Densetsu ni Natteita - Chapter vv 289 - 289 The Strange High Lords

“Young man, I can tell from your skeletal structure that you have an extremely rare talent. You must be a one in a million prodigy in the martial arts. Now that the Blue Planet has ascended, mutant beasts are ravaging our homes, and foreign species are invading our land, our people are in grave danger. Here, I have an [Infinite Demon God Physique Training Method], I’ll give it to you for just two dollars. You shall be entrusted with the mission of maintaining world peace.”Xu Lingyun was touched. He said, “I can’t believe that you can actually see my true potential. Here’s four dollars, no need to give me change.”The scammer took the money, left him a fake secret training manual, and left feeling content.Xu Lingyun brought the secret manual home. He slapped the cover of the book. Instantly, the aged, tattered book started emanating a magnificent array of lights. An ancient and powerful aura filled the air, dominating the stars and piercing through the age.A fake?Oh please, in front of me, there is no such thing as “description may not match the actual item, please see the actual item”.

Luo Feng, accompanied by the Sector Beast Morosa, had passed through reincarnation and arrived at the Land of Origin....

Riku Barusak is a hard-working child. Despite possessing an innate superior physical strength and having withstood harsh training she fails to unlock her talent as a spiritualist. The failure results in her being thrown away by her family.

Abandoned, the only ones that extended a hand to her were the demons, the greatest enemies of the human race. Serving under them as a soldier she becomes a weapon of human slaughter, a fiend that should never have existed.

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy