The Life of Lust Demon - Chapter 50 Charlotte and Hannah....?

What do you do when your brother dies because of some entitled assholes? You go undercover.My real name? Clare. But at school, I’m Clause—just another guy blending in. Disguised. Watching. Yes, a boy. No, it's not an all-boys school—I'm just deep undercover, hunting down the bastard responsible for my brother’s suicide. Nobody—and I mean nobody—messes with my precious brother and gets away with it. They better pray I never find them, because when I do? Death will be a mercy, and trust me—I don’t do mercy.And as for the egotistical Alpha and the narcissistic Vampire Prince? They can go fuck themselves. I don’t do mates, I don’t do claiming, and I sure as hell don’t do them.

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

Residing within the dense forest in Nore are the beautiful elves of Elune Forest. After the young elves began to be hunted by the humans to become s*aves, the Queen of Elune decided that young elves could not leave the forest until after their adult ceremony at fifty years old. When Hai’an’s ceremony finally arrived, he was excited to be able to finally travel away from his home and see everything the world had to offer. However, he got more than he bargained for.

“I will look up into the sky on this wasteland and fight for our civilization!”Xu Mo was accidentally transmigrated to an apocalyptic world. He quickly learned that his parents had just passed away and he was being hunted.Not only that, but his only uncle was trying to take away the money his parents had left for him.In order to protect himself and his younger sister, he steeled his heart and decided to walk down the dangerous Path of Evolution.“Energy, magnetic field, dark matter, radiation… All of these are now known as Source Power!”By absorbing the Source Power, one could evolve their body, activate uncharted brainpower, awaken abilities, and even create weapons.One could even travel through the vast universe if they got powerful enough.For Xu Mo, who had just started to absorb Source Power, he started to realize that he could see things that others could not.