The Heiress' Revenge - Chapter 112

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

Rated 18+ [Mature scenes] [Netori].(Kids go read Shadow Slave. ಠ⁠_⁠ಠ.)—————Yo, meet Gezza, a basement-dwelling perv who’s more intimate with his laptop’s incognito mode than any real woman.His life’s a mess—crusty socks, nacho crumbs, and swimsuit posters mocking his lonely ass—until he swipes a creepy old book from a demolished library.The Playbook lets him write any woman’s name, and bam—she’s head-over-heels, seeing him as her dream stud.Gezza goes wild, banging his hot neighbor and eyeing a harem of Instagram babes, but here’s the kicker: every name he writes saps his mojo, leaving him with a cursed case of limp-dick doom.Will this sleazeball outsmart the Playbook’s price, or is he screwed in all the wrong ways? Dive into this raunchy, laugh-out-loud urban fantasy where lust meets cosmic payback!

Humans across the world ended up joining a “Demon Kings and Heroes game”.

Several billion people were set down upon another world to act as “Demon Kings” and “Heroes”. Everyone has to chose their starting races from the start.

Zhang Nu was set in the Demon King camp.

He discovered that he could see hidden information that no one else could.
[Slime Demon King]. Low grade demon king bloodline… Not recommended!
[Kobold Demon King]. Low grade demon king bloodline… Not recommended!
[Dark Elf Demon King]. Mid grade demon king bloodline… Can be selected!
[Bloody Giant Demon King]. High grade demon king bloodline… Recommended!
[Abyssal Dragon Demon King]. Strongest starting bloodline… Extremely recommended!