THE AWAKENING: BIO-GENETICS - Chapter 23: Thinking Outside The Box

The celestial celestial beings who lived for more than 100,000 years were born and reborn in a small monk in a human world.
His motto: “It’s not as good as a medicinal medicine for ten years of hard work.” “Even if you practice a copper-iron bone, it’s not enough for my soldier’s attack.”

- Description from Novelupdates

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

In a world where 99.9% of all men were wiped out and future births only had a 0.1% chance of being male, the role of men in society became that of celebrities graciously donating their seed to the masses. With the world population declining, pregnancy has become a social status, affording women government assistance, health insurance, and citizenship should they find a man to bless them with seed. With an only 1 in a 1000 chance of finding a guy, many women will do anything it takes to get close to a man and become pregnant. And should those women bear a male, it’s like winning the lottery, the remainder of their lives set as they receive massive stipends and no responsibility but to nurture their sons. Clyburn was reincarnated into such a world. Can a former unsuccessful business man properly navigate a female-centric world full of woman who just want to use him for his seed? With an overprotective mother, two caring sisters, and the mind of an adult, he might just.

In the realm of immortal cultivation, Lu Changsheng traversed as a peasant youth, overlooked by a celestial sect. Yet, endowed with the Multitude Progeny System, he could earn rewards by propagating his lineage, nurturing offspring.Thus, Lu Changsheng began his journey by marrying into a cultivation family, embarking on a path of intrigue, networking, and fostering descendants to expand his family’s cultivation legacy.As the cycles of time passed and epochs changed, countless supreme beings in the realms of immortality, formidable figures in the demonic path, revered saints among the demon races, and peerless beauties rose and fell, fading into the river of years.Only Changsheng’s family endured, immutable through the ages, perpetually existing, towering atop the path of immortality, sharing longevity with the heavens and earth, radiating brilliance akin to the sun and moon.