The Useless Heiress Is Actually A Bigshot - Chapter 263 - Confess the Truth

Procrastinator extraordinaire, Fang Ning, had lost his consciousness after banging his head on a night of celebration. He woke up to a realization that he no longer had control of his body, as a System had taken it over. Will he eventually regain control of his body or will he be trapped in his body forever? How does he maneuver this situation? What’s in store for Fang Ning?

Long Fei, a cross-timer and doujin, is an otaku who traveled to another world. In the original world, he was an otaku fan of Gundam and military science fiction.

He died in an accident and was reincarnated into another world. The Gundam works he had read before his death and the techniques in various military novels could be brought to another world.

How would he use the Gundam that Long Fei created? What waves can be caused in this different world?

- Description from novelbuddy

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