MTL - Lord of the Magical Beasts - v2 Chapter 754 Monster knife

The second prince has come of age. To celebrate the advent of such an occasion, the search for a suitable bride began. My younger sister was expected to go to the Royal Palace as a candidate. However, despite this, she eloped the day before her departure. I, the older sister she left behind, looked almost exactly like her – so much that we were often mistaken for twins…

One month, right? For just one month, shall I substitute in for my sister?

The Heavenly Dao has shifted, demons rise from all corners, and the powers of Cultivation need to be enhanced. The Immortal Venerable's Order commands us to diligently cultivate, slay demons, exterminate evil, purge demons to protect the Dao, and elevate the might of Huaxia...

The unparalleled Pill Emperor is reborn into another life, practicing unique cultivation techniques and refining pills that others cannot. Occasionally, he would offer advice to those so-called masters of pill dao, while casually recruiting a few talented disciples to follow him.“Want a cultivation technique? No problem!”“Need a pill? No problem!”“The real question is, have you hung out with me?”In this life, Mo Wangchen is destined to reach the pinnacle once more, to dominate with his pills and reverse the heavens with his martial prowess!

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