Rebirth of the Wolfish Silkpants Bottom - Chapter 9

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

After being reincarnated in a world called Neron, and destined to be an Average Joe, a common D-Rank Adventurer.

Tyler quickly learns the cruelty of life, after being used as a pawn in a selfish and ruthless war, he ended up being captured by the very thing he was fighting against, demons, without any hesitation he was bombarded along with the demons.

Caught in the destruction of the demon king, he was unable to save himself and fell to his death.

Fate, however, had other ideas, it wasn't done with him yet. After being reawakened in a new era, in the center of the demon territory, he finds himself caught in a rapidly growing and dangerous situation.

Swept in his newfound strength, and caught in the greed of his formal self. What will he do next?

Will he return to the people who used and betrayed him, will join the enemy against the human race, or will he forge a new path.

A mysterious teenager who had lost his past, awakened in Tianlong Continent. Mistaken as the Ye family’s Son, he used this identity to observe this chaotic world and to search for his past self, but only to find an inevitable and terrible fate, therefore he indignantly laughed at his destiny, and revealed his prowess to rule the lands under the heavens.

Everyone thought that the most powerful scientist they had ever seen was a national treasure-level scientist until they saw Baizhi-
The light of technology, a cosmic scientist.

Three thousand worlds are different.

In each world, she is keen on scientific research.

This is a story of a scientific researcher who concentrates on scientific research, explores high-dimensional science in various worlds, and refuses to admit defeat and fate. The text is easy to comprehend, flows smoothly, humorously, and the plot is full of ups and downs, and it is full of positive energy.

- Description from Novelupdates