QT: I hijacked a harem system and now I'm ruining every plot(GL) - Chapter 10: Irritated

Transcending to the Otherworld, with the power of unique Attributes, to become the ultimate sovereign.Welcome to my world....Accidentally transported to the vast and boundless world of immortals and heroes, where the strong are revered and immortals and demons coexist.MC discovered that he possessed a peculiar attribute ability, which enabled him to quickly rise on the path of cultivation.With this talent, I have gone through numerous challenges and trials, constantly breaking through my own limits, mastering unparalleled immortal techniques, refining incredible artifacts, and forming an unbreakable bond with many immortal warriors and powerful individuals

There are a total of seven sins, and a revelation is made to a young man named Alex that he is destined to become a demon lord, more especially a demon lord of sin called LUST.

It's not like he can change that and because he always knew something about himself was different—not in a physical sense, well, maybe a little—and not in a mental sense—but rather because he is thrown into a demonic war that compels him to accept his new reality.

He was only aware of a difference in himself. Relating to him and the ladies who are drawn to him... Well, it was more or less like he was a magnet in front of all the girls, and all the girls were drawn to him like a metal.

“I can’t accept this! I can’t! Even as a ghost, I’m going to spend eternity cursing that your relationship will shatter like glass! Break apart like a pair of mandarin ducks that fly away from each other!” With such a persisting obsession, it would be difficult for the vengeful departed spirit to move on.

Ji Man had only read a light novel to pass the time, but she was unexpectedly pulled into a very strange dream. She had become the novel’s most vicious villainess.

The novel rewinds to the beginning. The villainess that had been ordered to commit suicide reappears onto the stage and begins to follow the plot as she walks toward the novel’s ending once again, to a courtyard deep inside a marquis’s residence. A female lead that’s like the Holy Mother. Countless cannon fodders. The imperial family’s favor…

- Description from novelupdates

Yeon-woo had a twin brother who disappeared five years ago. One day, a pocket watch left by his brother returned to his possession. Inside, he found a hidden diary in which was recorded “By the time you hear this, I guess I will be already dead….”