The Fallen Heiress: Contract Marriage with the CEO Who Hates Me - Chapter 14: Spring Expo

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

The number one socialite, Song Ci, marries the most handicapped man, Han Zhan!

An invasion like no other.
Dragons destroying everything in sight.
A new world rising from the ashes.

Blake lived through it all before he died, but now he was back, back to the time before things had ever happened.

A strange place with a strange girl....

Blake had no idea how it happened, but he suddenly had one of the enemies of mankind, a dragon girl, as his girlfriend.

--Extra Info--
Yuri tag is for his wives. Everyone in the harem will love each other.

Extra tag: NO NTR

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The year was 2030 when dungeons descended and wreaked havoc across the world.Fortunately, along with the descent of the dungeons was the awakening of various people obtaining superpowers, allowing the world to barely defend against the worldwide threat.Five years later, Desther, a young man that only wants to watch anime and read online novels, awakened the SSS-Grade Talent, Ultimate Thief, allowing him to steal a target’s attribute in battle and making it his own.However, along with the overpowered talent, was an announcement he wished he never got.[You obtained the title, [Chosen One]][Clear the dungeon or Die!]