MTL - Legend of Concubine’s Daughter Minglan - Chapter 357 Second choice

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

One rule: Survive. Everything else is optional.Reika Kagetsu doesn’t want to be a hero. She just wants to feel—pain, fear, adrenaline—anything to remind her she’s still alive.Tenshiko Academy promised her that.What she got instead? Brutal training. No rest. No second chances. And monsters—inside and out.Now she’s fighting the Shikiban: creatures born from blood, madness, and buried secrets. But the deeper she goes, the more she begins to wonder...What if she’s one of them?Power always comes with a price. And Reika is about to pay it in full.

Hagoromo Gensou transmigrated to the Naruto world and, through his own efforts, became a prominent figure in the ninja world.Until one day, the newly appointed Five Kage teamed up and ambushed him immorally. It was only then that the system finally appeared, claiming it could help him rise to become the strongest in the ninja world.However...Just as he was about to confront the Five Kage head-on, Gensou silently looked at the first task issued by the system.[Quest: Ninja School Comeback Initiated! Please defeat your dead-last classmate, Uzumaki Naruto.]“System, do you know what year it is now?”[Year 60 of Konoha]“Right now, it's Year 2 of Konoha! Is there something wrong with this system?!”...Many years later, Gensou opened his eyes again, standing on the rooftop of the Chunin Exams building. Looking at the Third Hokage, who was ready for battle, he smirked slightly:“Although it's a few decades early, I finally made it.”[Raw: 火影：我都硬刚五影了，系统才来]

Upon waking up, Lu Qi turned into a tentacle monster.
As a tentacle monster, Lu Qi was not satisfied with using the tentacles to stun the elves, horsewoman, and magical girls. He wanted to learn the evil gods and make some big news in the multiverse.

“The abyss race never adapts to the environment, anyway, the environment will adapt to us sooner or later, and the same is true of Azeroth.”
“Humans, don’t play the tech tree anymore, you should add your points to” Spirit Vision “and” Mad Men’s Knowledge ”

“The inclusion of Godzilla, Quitola, Mozilla, and Ultraman in the” Luxury Lunch of the King’s Plan “is a matter of very little moral quality. Everyone has a responsibility to care for rare species.”
“Now take the initiative to blast your own worldview, we will give you a Saya sauce for free”

“Don’t worry about losing the SAN value, you can add a crazy attribute to be negative.”
“I decided to learn from the predecessors first and set myself a small goal, such as conquering the 6 billion carbon-based monkeys on this planet …”

- Description from Uukanshu