Castle of Black Iron - Chapter 1992 - The Catastrophe (II)

A 30-year-old NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters!

After reincarnating, he realized that he was endowed with a miraculous game-like system, which enables him to increase his own stats and transcend the limits of the human body. This system even has a game-breaking ability to save and load in real life!

In this new world that’s akin to a 2-D game, he just wants to enjoy life and head for a glorious future… However, he is quickly embroiled in a complex plot. Can he unlock his true potential and utilize his system to break the shackles that confine him and discover the truth about his previous body’s circumstances?

- Description from novelupdates

Four rich and handsome brothers up against one girl!Asher, Ashton, Ashley and Ashal are the four quadruplet sons of the Rollins family, the wealthiest family in the country of Danvarr. They’re notorious for being sexy, smart businessmen like their father. The brothers never use their real names in public spaces and all go by ‘Ash Rollins’. They all wear the same hairstyle and swap identities almost all the time. Even their parents can’t always tell them apart. Only the brothers can.Demi is a sweet, hardworking twenty years old girl who works at a book store. When her boyfriend cheats on her because she wanted to wait till marriage, she makes a poor decision to drink for the first time. Her night is so crazy she wakes up at home with a marriage certificate in her hand signed by one Ash Rollins. The problem is she can’t recall much and doesn’t know which of the brothers she married. Typically, all the quads deny her claim and the billionaire family kicks her out of their mansion.Demi’s fate changes when the annulment of the marriage threatens the social image of the Rollins Empire. The family proposes Demi plays their daughter-in-law for a year till the tension blows over. Demi accepts only to teach the quads a lesson. Since her true husband won’t step up, Demi is allowed to choose any of the quads to be her husband.Her ‘real husband silently grows restless seeing her with his brother, but he isn’t the only one falling head over heels for the first daughter-in-law of the Rollins empire. All the brothers compete for Demi’s heart because she’s nothing like the women they’re used to. Will their obsession to win her heart finally tear the brothers apart or will Demi’s big secret do the trick? Which ‘Ash Rollins’ will win the girl in the end?

The first version: The life of Zach the Vampire in Barton City.

The second version: a vampire brought a bunch of nonhumans to live in Barton city.

The third version: strange creatures were secretly moving into Barton City.

Final version: The Barton explosion of nonhumans.

Lucien, a guy who has nothing but the desire to save his mother. To get strong enough, he makes a contract with the demon of L.u.s.t. And now, only by making a great harem, will he gain the power to protect those dear to him.