Seventeen Again: The Sweet Life with My Family - Chapter 147 - : A Minor Setback

Born with the fate of a slaughterer, but all he wanted to do was help.

This is the story of Kir, who has to thwart the will of Heaven, Hell, and his parents in order to survive, protect the people he loves, and achieve happiness.He just has to make it through life at a magical academy, avoid dying, and survive to find his birth mother, the lost Daughter of Heaven. Or be forced to take his place at the side of his father, a Duke of Hell bent on destroying the way things are.It's a lot to handle for a quiet, brooding angel boy.Fortunately, he has company. A succubus, a foxkin girl, and a half-angel boy to start. And Kir has his own secret: this isn't his first go at life.

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

Vampire Slave Number 43, or the self-named, Azriel Ruinous, learned about the history between the humans and the Vampires and it filled him with rage and hatred.

Nonetheless, he was helpless to do anything.

After years and years of suppression, the Vampires have become the weakest race in the world.

However, lady luck seemed to be on his side as Azriel found an ancient jar filled with mysterious blood that will not only change his, but his race's destiny as well.

This, will be the story about the rise of the self-named, Azriel Ruinous, and the Return of the Forgotten Blood Empire.

...

“Have you heard about the rumour?”

“What rumour?”

“They say that there's a Vampire on the loose, he's out there killing humans mercilessly”

“Hahahaha! That's the funniest joke I ever heard! Vampires? Those Slaves? Hahaha!”

“Yeah, I feel the same! I think someone just started this rumour as a joke! Hahaha! How can those weaklings kill us, humans?”

“True True…”

In a bar, two middle-aged men talked and laughed as they discussed the recent rumour they heard.

Seeing those two, a drunk old man shook his head as he sighed.

“Ignorance is bliss indeed…”

“These younglings do not know what the real fear is…

The vampires may have fallen… but my old bones still remember the days when they were in their prime…”

The old man sobered up in an instant and his body shuddered in fear as the memories of the long-forgotten horror appeared in his mind.

He then took a deep breath as he patted his trembling body and muttered.

“I just hope that they are not back…”