All-in-One System: All I Need is Erotic Coins - Chapter 187 A Moment Alone With Serana (R-18)

The formless ancient world was infested with despicable demons. They hunted and feasted on mankind, keeping the human civilization constantly in a weak and suppressed state.

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

Lanz Kuroda failed his Awakening Test in the most spectacular way possible, he didn’t just rank low, his ass got slapped with an FFF. He was locked out of the system entirely, and sent home like the rejected tutorial character that he is.But when a cracked relic crystal he bought from a sketchy street vendor activates, it boots up something the world shouldn’t even know exists, a hidden system that logs him into an old, forgotten alt account, one with no level cap, restrictions, and absolutely zero oversight.By day, Lanz is still the same guy that no one aspires to be.But at night? In the dungeons?He becomes Zero, an anonymous hunter operating outside the system, clearing high-tier raids solo, and slowly building a legend no one can trace.The world thinks he’s a joke.He’s about to become its biggest problem.

Entering Tokyo in the bubble era, in this strange era, the only familiar ones are Matsuda Seiko, Nakamori Akina, Kudo Shizuka…

- Description from novelbuddy