Itai no wa Iya nanode Bōgyo-Ryoku ni Kyokufuri Shitai to Omoimasu - Chapter 18

Shao Qing’s only regret in life is that she blindly fell in love with a worthless man. She gave up everything for him, but in exchange was run over by his conniving mistress when she was close to her delivery date. Fortunately, Heaven left her a way. Crimson rain fell from the sky, the end of the world arrived, she resurrected in the morgue and gave birth to a little monster. Turning into a half human, half zombie freak; her son neither human, nor monster; they have no other choice but to rely on zombies’ crystal nuclei to develop their special abilities and continue living. This debt, she’ll definitely repay that cheating couple!

- Description from Novelupdates

“I shall fuck every woman's hole and mouth until I become the undefeated vampire lord of lust!”

With a demoness of lust fell on his boner, Zoravec, a 19 years old seemingly human struggled to keep his carnal desires in control.

The only one way to find his mate is dual cultivate with every single existing woman! But things go wrong when his vampire blood activated the bloodlust, and his first sex partner dies of blood loss.

Zoravec has no bloodline due to his mixed blood. But his power outbursts are no match for other vampire nobles. Especially with the huge harem of beauties who possess every kind of lethal power, who are at his beck and call.

What chaos will the hatred towards his own kind bring?

Zero, a 35-year-old mercenary, after being betrayed by one of his teammates who told his enemy about him. He chooses suicide so that he can kill his enemy and his traitor teammate. After that, he was reincarnated into the world of magic, in the body of an 18-year-old teenager with the same name as him. However, his body does not have mana or the talent for magic. But with the help of the cultivation system, he has unrivaled power in the world and has a harem of beautiful wives.