MTL - Seeking Good Temptation - Chapter 86 King of the Night 17

The world changed the day that cracks appeared in the sky– suddenly monsters named『Demonic Beasts』appeared and began to rampage, attacking people.

Meanwhile, girls called『Magical Girls』began to appear to counter the demonic beasts. As they defeated the demonic beasts, gradually people’s lives gained a semblance of composure.

–but when there is light, there is also darkness.

In the corner of an alleyway, a boy who had been attacked by a demonic beast was dying. His voice begging for help did not reach anyone and his body refused to move.

「Boy. Do you want to be saved?」

Looking into the boy’s face, a black cat began to speak to him.

The boy nodded firmly to the devilishly sweet invitation, in response the black cat mocked him.

「Is that so—then I’ll【Haunt (Save)】you」

—on that day, a『Magical Girl』was born in a place that no-one knew.

『She』never laments, no matter what the future may bring.

This novel is rated 18 with lots of fan service. If you are wondering if its.-NTR, No it's not.-Yuri, A big no, I guess. I don't know if it is, so maybe is the final answer.-Incest, yes! A BIG YESSSS!!!In a world ruled by cultivation and magic, the past centuries have been defined by the dominance of cultivators and mages.Cultivators capable of crushing planets with a mere squeeze of their hand, and sages who could destroy worlds with a single gesture, have long battled to prove which path holds the greater power. For thousands of years, their rivalry shaped the fabric of existence.However, the tides began to shift. Over time, the longevity of cultivators allowed their strength to grow with each passing year, while mages, bound by their limited lifespans, succumbed to the inevitable toll of mortality—even with the aid of rare elixirs.This gradual imbalance led to the decline of the mages' dominance. But everything changed when a young boy from a humble village awakened a system. When he saw her mother relieving herself at night in her room when he wanted to take a leak. This event caused significant changes for him, as he discovered that he could grow stronger by engaging in perverted activities.[You just masturbated. You just gained 10 experience points][10/100. Remaining to level up][You just ejaculated. You have gained 20 experience points & 10 Silver Solaris][30/200. Remaining to level up]

Ji Huan’s parents both died in a traffic accident.
Unexpectedly, his older sister also meets the same fate.
Yet everything starts when he says “goodbye” for the last time.

Hunting monsters? Genetic comparison?
Ji Huan flees with his older sister’s posthumous child to his hometown, Bade Town.
The three Grandpa, grandson, and nephew all live interdependent days.
However, inside the swaddling clothes is not a human baby,
But a monster…

Black egg body, white ring eyes, red mouth.
A child, ah! Doesn’t he have two eyes and a mouth! Resembling an egg, he is Ji Huan’s cute nephew!

Vermilion tiled wall, white lotus pond, convalescent courtyard.
This entirely neatly handsome and elegant young man: Ah Jin.
However, he told Ji Huan about the secrets of the monsters and discreetly taught him.
Bade Town is also slowly being covered in monsters…

Or, the record of a small countryside monster’s growth.

- Description from Novelupdates

A 40-year-old man suddenly dies and is reincarnated in a world devastated by zombies—but instead of becoming a hero or a survivor, he wakes up as a zombie girl.