MTL - Wanderer of Myriad Worlds - Chapter 22 In sight

After transmigrating, Liu Changqing skipped over the dating phase and was thrust straight into fatherhood with a son and a daughter. This left him in a gloomy state. His eldest son is mature and intelligent, while his young daughter, resentful of her parents’ divorce, blames Liu Changqing for everything and treats him with hostility.The original owner of this body was the ultimate “simp.” He grovelled so much that his ex-mother-in-law’s single agreement allowed his ex-wife to take away all the family assets in exchange for custody of their two children.Now, with his factory bankrupt, Liu Changqing is racking his brain over how to raise his son and daughter. This has become his biggest headache.——————————————No reconciliation, no groveling, and firmly grounded values.

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

Quinn Winter is a young man from another world. One day, he is suddenly chosen to become the new Demon King. But the Demon Kingdom is in big trouble – it's losing a terrible war against the human kingdom called Gran'le.To help his people, Quinn comes up with a risky plan. He will sneak into Gran'le and learn their secrets. But things don’t go as planned. A powerful noble sponsors him, and he ends up joining Heavenward Academy, the top school for training future heroes.At the Academy, there's a big challenge called the Selection. The best students become Paladins – magic knights who fight demons. Quinn doesn’t want to become a Paladin. He is a demon king! But now, he’s stuck in the Selection… and if he wins, he’ll become the very thing he’s supposed to destroy.He started the day badly. Now, things are getting even worse.

Let’s fight! Go! Who am I afraid of with a chip that turns into a brain cell? ! Get promoted and get rich! The nest treasures are all mine!

- Description from novelbuddy