MTL - Another World Sandbox Gamer - Chapter 521 Secret meeting Ondokurin

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

A boy wakes up with omnitrix as a X-GENE

One day, after five years of living in the shadow of the popular actor—Mo Boyuan, Dr. Jiang suddenly decided that she had enough!

After a brutal attack leaves him for dead, Alex awakens in a new world unlike any he has ever known. Reborn into a prestigious family, he is thrust into a realm where power defines worth, and ancient secrets lie hidden beneath layers of intrigue.Determined to seize this second chance, Alex must navigate dangerous family rivalries, uncover the truth about the enigmatic woman who saved him, and master the powers now at his disposal. As he delves deeper into mysteries, he finds himself at the center of a growing conflict—one that could shape the fate of this world and his place within it.Will Alex rise to the challenge and rewrite his destiny, or will the forces against him ensure his downfall once again?