The Law of Webnovels - Chapter 419

To save the hopeless Dark Fantasy World, I held back my tears and destroyed the world, then killed the Demon King and returned.

Now, I’m trying to save the world using the ‘System’ I gained as the ‘Regressor’s Privilege’… but the Main Heroines have also awakened their memories of the previous timeline.

God damnit.

After a lucky night at the casino turns deadly, Ezra Matten finds himself bleeding to death in a dark alley.His fate takes a dramatic turn when two female vampires approach him with an offer he can't refuse.Become a vampire and bond with them, or die.Choosing survival, Ezra embraces his new vampiric existence, only to discover the rarity and potency of male vampires in their secretive society.His transformation is further amplified when he acquires a powerful relic from the vampire progenitor, giving him unparalleled strength and abilities.Now, Ezra is thrust into the middle of a shadowy war. Armed with the relic's immense power, he begins his journey to supremacy, carving out a new path and establishing his dominance.The vampire society trembles before the might of the Nightmare as he fends off those who seek to control him and all the ladies that want a piece of him.“Female vampires are fighting over me?!”“Bow before my strength, Lord Alucard, for I am your god.”Ezra's ascent challenges the very foundations of the vampire world.“Why be a king when you can be a god?”***********-Features a form of Vampire dual cultivation.-No NTR or Yuri

The hearse with the weird odor slowed to a stop before the entrance. The sound of pebbles could be heard bouncing on the ceiling. There were footsteps coming from the corridor, and there seemed to be someone sawing next door. The door knob to the room rattled slightly, and the faucet in the bathroom kept dripping even though it had been screwed shut. There was a rubber ball that rolled on its own underneath the bed. Wet footsteps started to surface one after another on the floor.
At 3 am, Chen Ge held a cleaver in his hand as he hid beside the room heater. The call he was trying to make was finally answered. “Landlord, is this what you meant by ‘the house can be a little crowded at night’‽”

- Description from Novelupdates

What got summoned was the world’s strongest sociopath.