A Monster Who Levels Up - Chapter 174

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

One night a mysterious and unexplained phenomenon occurs in the nine provinces. Five years later Chu Feng, a regular outer disciple of the Azure Dragon school, awakens one of the mysterious nine lightning beasts. And discovers an egg sealed inside him.

From there we follow Chu Feng as he crosses the continent, beating up strongest senior brothers, raiding tombs, destroying sects and of course as he conquers beauties.

“The world’s not fair, but fairness doesn’t pay the bills. You don’t wait for a handout — you build your own damn ladder, one step at a time.”Ethan Grey’s life was built on ambition, hard work, and hope — until a single accusation destroyed it all.Framed by his ruthless boss, Ethan loses his job, his reputation, and is left drowning in half a million dollars of debt.Cast aside by a society that thrives on crushing the weak, he’s at rock bottom with no way out.But in his darkest moment, something extraordinary happens. A mysterious system awakens, offering Ethan a second chance — but with rules.[Congratulations, You have awakened the Harem Investment System]It can’t make him rich overnight, and it won’t give him shortcuts. Instead, it points him toward physical investments: crumbling properties, broken-down machines, and forgotten treasures.Each one is a gamble, but with every success, the system rewards him with newfound skills and opportunities.

Meng Qianqian, at the age of 15, married into the Lu Family to bring joy to the elderly matriarch.On the wedding night, urgent news arrived from the border that her husband had been commanded to go to war. Six months later, he tragically died at the hands of Beiliang soldiers.Five years later, the husband who had been presumed dead returned, and by his side was an ethereal mute woman named Wan'er.Lu Lingxiao said that Wan'er was the descendant of a loyal and righteous family, entirely different from her—a merchant girl reeking of copper coins. He claimed Wan'er was a true paragon of noble character.Lu Lingxiao also said that Wan'er was an eagle soaring in the heavens, while someone like her was nothing more than a fragile flower, unworthy of comparison.It was not until the land was broken, the city walls fell, and she wielded a Red Tassel Spear to crush countless soldiers that Lu Lingxiao realized he had misjudged her.She was not a delicate flower confined within the depths of the mansion; she was the fiercest west wind of Yumen Pass.