MTL - Tokyo Bubble Life - Chapter 8 008, you look so handsome, come take a photo... oh no

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

Yuzuki thought it was just another pastime from his casework, proofreading a half-finished fantasy webnovel. But when he woke up the next day, he was no longer in his world. He was inside the story… as a disposable extra.The world he now walks is beautiful, brutal, and broken. Its plot is incomplete. And looming over it all is a calamity so catastrophic that even the protagonist would have failed to stop it. Driven only by his cunning and spite towards this twisted fate, his only choice is to stake his existence in a world on the verge of collapse. But how long can a nameless extra outwit the fate of an unfinished novel? How is he going to survive in this ruined world?If the story dies, so does he.“Well, curse the protagonist. Why would I gamble my life on some self-righteous fool who’s just doomed to fall anyway?”#Academy#WeakToStrongMCNo Harem!

In times of peril, the overlooked Ninth Prince, Qin Wudao, steps up to hold the collapsing empire together, commands the six armies, carries out the sealing ceremony, and establishes an era of abundant prosperity.“Ding, congratulations, the check-in system is now in place!”Once awakened, the world becomes aware, who does not recognize this sovereign?

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates