Re-Birth Of A Genius. Creator/Destroyer - Chapter 2444: Lady Bug

A ritual gone wrong gave him the world's deadliest Class—now all he wants is blood.Zeth stole the most powerful ritual magic in the world from a mad cultist. A Class that's fueled by the blood of his enemies and human sacrifice. One that's illegal to use, punishable by gruesome death. And now that he has it, he's faced with a choice: hide away for the rest of his life from those who would hunt him down, or embrace the power, becoming the hunter to get revenge on the murderer that stole his friends' lives.For Zeth, that's no choice at all.His enemies have to die. And he plans to use every drop of blood, eldritch ritual, and demonic summoning he can to kill them.

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

Zhong Qing is expected to die because she was suffering from an incurable disease but she will come back from the dead and will wake up into magical white space called SYSTEM that which revealed her hidden secret. She will become a LITTLE GOBLIN!

Before the task, the system is indifferent.

“Your mission is to accompany the man and help him onto his peak life”

But after the task, she felt love and indignation.

“You get out, system! I thought I would only accompany and help him, you didn’t say that I would fall in love with him!”

The system silently acts dead.

The man also already fell in love with Zhong Qing.

“Honey come on, go home with me.”

- Description from Novelupdates

Lucy Gray was a tech genius—until a stranger smiled, pulled the trigger, and ended his life.But death wasn’t the end. It was a recruitment.Dragged before a pantheon of ancient gods, Lucy learns his soul has been drafted into the Holy War—an eternal bloodbath in which Gods fight across shattered realms. Out of thousands, he was soul #4,000, chosen by Seraphine, the Goddess of Rebirth and Suffering.Now reborn in a dying world of Ogres, Giants, Beastkin, Dragonkin, and Elves, Lucy is a human among legends—a species exiled and nearly forgotten, for reasons that make him hated.Armed with nothing but defiance, sarcasm, and a bizarre ability to steal and master the powers of others, Lucy has one job: survive the impossible.The gods wanted a pawn.They got the wrong dead man.