Bizarre Realm - Chapter 427 - 45: Death Banshee! Undead Servants

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

- Description from Novelupdates

220 years ago, in the legendary Dragon Demon War, Hero Azell ended the war by killing the evil Dragon Demon race’s King Atein. He was able to save the population, but as a consequence, he was cursed. While he was dying, the high magician suggested a gamble that might save his life.

Lacy was raised at a governmental school since the age of 9, now that she's 18, she is to be mated to an Alpha. The thing is, she already loves an Alpha, one whom she met on an online gaming platform.

Fate, a gatekeeper who had been working for the castle, is beset by a few burdens.