Rise of the Crusader - Chapter 22

A world that turned into a game in an instant.In the midst of it all, I awakened an EX-rank ability.Devouring all kinds of rewards and corrupting every female.Harem | System | Hypnosis | Apocalypse

A teen is summoned to another world as the Hero. It turns out the Hero can power up women with his cum.

In childhood, they were neighbors. Xie Zhen always bullied Li Yu.

Who told him to be as beautiful as a girl?

After parting for many years, they met again in the capital. With a tall stature and heroic bearing, he seemed like a completely different person.

Not only that, but his identity had also risen to that of the sixth prince.

Hearing he wanted to marry her, Xie Zhen was almost scared silly:

Σ(っ °Д °;)っ What’s his intention? Taking revenge on her?

- Description from Novelupdates

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