Transmigrating into the Male Supporting Character’s Ex-wife - Chapter 66.2: part 2

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

In a world where one's worth is determined by Archons—godlike entities who watch over everything—the least you can hope for is to get picked by the most lowly of them.Raith was chosen by the Archon of failure and death.Having emerged from one of the three greatest family, he was forced to leave the family and began a lonely journey of being a Hero as he has always wanted.Hero–that was the only way Raith could redeem himself and be acknowledged by the world.But this Archon is just too useless!However, everything changes on the day when Raith dies for the first time.[Congratulations! You have met the first condition]

Fate, a gatekeeper who had been working for the castle, is beset by a few burdens.

There was a time where I was summoned to a different world. I spent more than a year as a Priestess from a different world. I fulfilled my role and decided to return to my original world. Before leaving, I confessed my feelings to my escort knight. And from there I was heartbroken. After returning to the original world for a year and half, I was summoned again. What? Apparently this time, nobody summoned me. I was sent out to a great extent and have a lost love. I cannot face anyone now! No one knows that I was a former Priestess and I can only quickly return to my original world. Even so, it does not seem to work out very well…