Mash-up Anime World: Creating the SCP Foundation to Contain Anomalies - Chapter 309 - 303: Blade Dance of the Elementalers, Est

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

Once upon a time, the Land of Promise thrived under the cycle of the four seasons change. Until a vengeful enchantress cursed the land, and divided it into four realms each with a ruler to bear its burden.The people suffered for years under the endless heat in the Summerlands, the bitter cold in the Winterlands, the never changing bloom in the Springlands and the constant fall in the Autumlands.A prophecy whispers of a marriage between a king and queen that will release the land from its curse and unite it under a single kingdom.Princess Caroline is forced to marry the Summer King, will she be able to fight for a peace amidst a court full of power hungry nobles and will she succumb to a burning love in the arms of a fiery warlord?

“Why did you have to get married to me then if you knew you were going to throw me away!” She yelled.He exhaled gently and faced her, his face blank, his eyes surprisingly cool.“That's because, I had to save my crown and my throne. Now, let me live my life.”“Why did it have to be me?” She palmed her face.“You know she's my fated mate and there's nothing I can do about it.”With tears in her eyes, she slowly picked up herself and nodded.“I'll sign the divorce papers.”•••Nyx is torn with grief, when Alpha Oberon, her husband decides to divorce her after he claims to have found his fated mate.She leaves the pack out of the fear of returning back to her abusive and cruel parents and raises her child all by herself.Years race by, with the new Luna not being able to produce any heir for the kingdom. A seer tells the king that he has a heir who has the king's blood running in his veins.What happens when he realises the child is from the very woman who once offended? What will he to do convince her to come back in order to save his throne and kingdom?

The more he got to the Comprehensive world, Beiyuan Baiqiu originally thought it was just an ordinary Comprehensive daily world.

Who would have thought that after entering high school, unusual things would happen one after another, and I would awaken myself through the simulator.

Since then, Beiyuan Baiqiu has embarked on the road of being invincible.

[Demon Slayer, Campione!, No Game No Life, Problem Children are Coming from Another World…]

- Description from novelbuddy