Progenitor Vampire: I Have Many Skills! - Chapter 40: Surprise attack

Suzumiya Kaede, a gamer, fell asleep while playing a game all night and when he woke up he found himself in another world, a fantasy world where using magic is possible! Using his knowledge of games, skills, and cheats, Kaede decides to enjoy as much of his new life in a different world through his newly-acquired magic and sword!

Reincarnated as the first prince of the Jing Dynasty, Jiang Changsheng was transferred by a traitor as soon as he was born, and then he was sent to a temple to become an ordinary little Taoist priest.

From the prince to the little Taoist priest who no one cares about, his life has fallen. Fortunately, Jiang Changsheng has activated the survival system and has an infinite lifespan. As long as he survives the hardships of life, he can get a survival reward.

He was almost killed by his brother while practicing martial arts, but survived by luck and got the leg of the gods.

Encountered an earthquake, was nearly killed by the beam of the house, and obtained the Nine Searching Heavenly Dragon Step.

The demons roamed the capital, passed it safely, and obtained the magic weapon to conquer the demon pestle.

…

There are many dynasties, demons are rampant, and martial arts rule the world. This is a world without immortals and gods, and Taoism is hidden in the halls and mountains.

Three hundred years later.

When the Jing Dynasty was prosperous, it ushered in decline, the princes rose together, the emperor became a puppet in the hands of the heroes, split the dynasty, and fought for decades.

The puppet emperor Jiang Xuanzhen came to the Taoist temple and knelt down and cried, “My descendants are not filial and unable to return to heaven, please ask our ancestors to ascend the throne and continue my grand scene for another 300 years!”

- Description from novelbuddy

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

"Be my son's mother."