The Heroine is My Stepsister, and I'm her Final Boss - Chapter 147 - 148: Instinct

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

Sam Sanderson is envied by many for his job, however he himself didn't seem to like it much.

Due to his expertise in nanotechnology he was tasked with monitoring the state the Valkyries, humanity's strongest weapons who all just happen to be made into gorgeous females.

Forbidden from even touching any of them, Sam spends his days in agony watching flowers he couldn't hope to touch. However one day all of that seemed to change.

Reborn and returning, he possesses medical skills, can practice immortality, has a slave who is the king of killers, and a maid who is the school beauty pursued by everyone. Even casually taking out a piece of trash can shock the world. His return has set this world ablaze.

I had been abroad to do medical volunteer work, when I was swept up in a civil war. I was killed by a rebel soldier, while taking a bullet for a patient. But when I finally woke up, I had become a child?!?And in front of me stood a destroyed carriage and a group of oddly dressed people, who were unconscious!“It’s just like a Murim world.”As I hurry to perform first aid in an attempt to save even one person, I realize that this world is that of [The Supreme Demon King], a Wuxia novel I’ve enjoyed reading.After meeting the rescue team of the ‘Three Great Doctors’, I found out that one of the person I saved was the protagonist of this novel, the future Demon King ‘Yeo Haryun’!“Hey, since I’m indebted to you for saving me, call me ‘hyung’.”For saving his life, I become sworn brothers with the future Demon King, and the White Dragon Godly Doctor, one of the most knowledgeable people around, recognized my potential and took me in as his disciple. This is the story of how I became the greatest physician in Gangho!