MTL - Billion Technology Crystal System - Chapter 823 : Phase 2 gene pharmacy! Be sure!

[The Demon King is Dead], a story in which the Demon King got immediately killed in the Prologue. I became the ‘Demon Prince’ of said novel.

…Help me.

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

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?'

[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}