Wealthy Beauty in the 60s - Chapter 686 - 689 Critical Illness Notice

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

As monstrous invaders ravage the world, Ryzen Kael— a man shattered by a tragedy ten years ago— faces his final moments. But just as death closes in, a mysterious system awakens within him, offering a path beyond his limits.Now, with nothing left to lose, he steps into a dangerous journey of survival and power, defying fate and unlocking abilities beyond imagination. Follow his rise as he challenges destiny itself, carving his name into history!Author's other storiesThe Unrivaled Holder: Rise of the Dragon Monarch - 3rd Season Ongoing

The protagonist fell asleep while playing an online game. However, he awoke in a strange world with his game character’s appearance. In a state of shock, he noticed that he was equipped with nothing but his strongest weapon and armor. To make matters worse, our hero’s appearance was changed by the special avatar skin『Skeleton』when he entered this new world. The protagonist wanted to live without drawing attention, but he got acquainted with the dark elf Ariana and received her request.

I lived like any ordinary person when a stranger suddenly approached me, “You are… a hero.”