Honkai Simulator: I conquered Kiana of Finality - Chapter 4 - : The protagonist appears!

The doomsday fell upon the earth when a dragon coffin sealed under a snow mountain for ages shifted, and the civilization of gods and devils began. The whole universe turned into a fantastic new world where everyone could rise to the top through cultivation. A lucky young boy seized the opportunity, and started his journey to be an overlord in cultivation.

- Description from Novelupdates

In the mobile game Arcane Seoul.The day after I pulled the SSR Heavenly Demon for the first time…I ended up becoming the N-rank character, Warrior Kim.[2023 Grand Prize at the World’s Largest Web Novel Contest]

After living a mundane life for seventy years, an ordinary man named Ethan dies.Only to awaken as Caelan Aetherisin,in a world beyond his wildest imagination. Reborn as a member of a prestigious vampire royal family, he finds himself entangled in the complex power dynamics of the vampire aristocracy. With five ancient vampire houses ruling the night, tensions brew beneath the surface—old rivalries, political machinations, and deep secrets threaten to tear them apart. Yet, as they face a looming, sinister force that threatens to annihilate their kind, alliances must be formed, and the balance of power will shift in unexpected ways.As the main character navigates his newfound immortality, he must master his powers, understand his role in this dangerous world, and deal with his growing harem—each member more mysterious and powerful than the last. But with desire comes darkness, and he will soon uncover disturbing truths about his family and the world of vampires.Warning: This story contains explicit adult themes, including violence, gore, and disturbing content (incest, and more). Reader discretion is advised.

Chu Nan was just an ordinary student, but because of an accident, he obtained the data collection, analysis and processing ability equivalent to the most advanced optical brain.