SSS-Rank Talent: Super Upgrade System - Chapter 45: Righteous Indignation!

On an ordinary day, Lucius stumbled upon a strange, run-down shop. At first, he assumed it was abandoned—until he stepped inside.[You have entered the Universal Alchemy Store.][Congratulations! You are now the store’s owner.][Please craft your first potion.]Lucius blinked. 'What kind of joke is this?' But as if guided by an unseen force, he followed the instructions. Minutes later, his first creation was complete.[Love Potion: The drinker will fall in love with the first person they lay eyes on.]Lucius swallowed hard. 'Wait… does this actually work?'Before he could process it, the shop’s door swung open.Standing in the entrance was no ordinary customer—she was an elf. Long, pointed ears, mesmerizing green eyes, and a body sculpted by the gods. A visitor from another world.A dangerous thought crept into his mind.'Should I test it on her?'

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

[Warning! Contains sex scenes, lemons and perverted MC. Read at your own risk.]Rain, a typical young master, led a fine life, enjoying power and status.But once confronted by the hero, Rain suffered a crushing defeat. Unable to accept this reality, he continued to confront him, not knowing that he was doomed to defeat from the start.Eventually, when Rain had lost everything he held dear and was in the depths of despair, the fog in his head cleared and he realized.“What the fuck am I doing?”“Why am I not using my brain and d*ck to defeat the hero?”After that, Rain found his own way to crush the hero...----What about the story?{Milfs, A lot of Netori and Stealing, Large harem, Oyakodon, Mature Women, Virgins, Yandere, Twins, Waifu of different races, Beast girls, Dragons, Elves, Succubbs, Demons, Goddesses, and lots of other cultural stuff}Of course, No Ntr, No Yuri.And what about the Main Character?{Highly Possessive, Shameless, Genius, Knows what he Wants and Gets it}

My younger brother died.And it happened inside the prestigious private school that I struggled so hard to get him into.As I was crying in despair in front of his grave,A strange man who claimed to be the student council president appeared and made an unbelievable offer.“Would you like to go back one year if you could?”He seemed like a swindler, but faced with sudden despair, I had no other choice.I grasped at this rotten lifeline and hastily made a deal with him.And surprisingly, I really did go back one year in time.Without wasting time, I immediately transferred to that problematic private school. To protect my younger brother who was still alive.But this school, the atmosphere is not right.Ghosts and spirits appear all over the school, and ‘ghost stories’ occur.Somehow, my brother seems to be connected to these strange phenomena.Will I, Melody Hastings, be able to safely solve the ghost story, protect my younger brother, and get out of this school?