Overlord (Light Novel) - Chapter 105: Volume 14: Chapter 1 - An Unexpected Move (part 3)

“Elysia, why are you always subtly asking about how Michael's doing?”“Oh? Do I? Maybe it's because he was the only Herrscher in our era who fought for humanity! He was both the First Herrscher and a human named Michael. Yes! That's definitely it!” Facing Mei's question, Ellie just offered a faint smile.“What about Mobius?”“Tch!” The green-haired little girl snorted dismissively, turning her head away.“Who else?” Mei covered her face.“Pardo?”“W-w-what! Kalpas is clearly very concerned about Boss Michael too!”“Get lost!”“Kevin?”“It's not entirely what you think. He has a much more important meaning to us—a family member we promised to walk towards the future with.”-----True Love Warrior Protagonist, Not very Mental stable Protagonist, Pessimistic Protagonist, Anti-Hero Protagonist, Crybaby Protagonist, Michael x Elysia. Oh, Michael... Don't come here; I'm just writing nonsense.

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

They love gold, and they love silver. Even more so, they love gems that dazzle, like stars across the skies.
Firearms, jewelleries, and precious metals; A collector’s world will not be complete without antiques.
Storage auctions, old goods trade, re-estate sales and gold-digging. But the truth is, if one wants to make money, then the supreme way is through searching for the legendary treasures.
Holding the fort, there’s an ocelot, a wolf, and an Andes condor. At the side, there’s a loyal hound, an irascible ape, and an African honey badger. Who said that you can only rely on humans when treasure hunting?!