City of Sin - Book 1, Chapter 22B

Lin Xiao was an orphan who strived to get stronger while living with his sickly younger brother in an unnamed small village.

Suo Fei, a veteran NEET has spent three days and three nights strategizing his way through the highly explicit H danmei game masterpiece “Yalance”. Furthermore, he was able to capture all nine little shous from the nine great races. However, as the final, 10P feast was approaching, he unexpectedly transmigrated. He transmigrated into the real country of Yalance…

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

In this life, I will live for you.