Returning to Dominate The World With My Knowledge System - Chapter 5: Regrets, Determination

After sacrificing his life to save another’s, 24-year-old Ryan Ray is pulled from his mundane world and dumped into a realm teetering on the brink of all out war.Tasked by a cryptic, angelic ‘spirit’, he’s given one job: protect a fragile world from a mysterious prophecy. But thanks to the spirit’s charmingly incompetent assistant, Ryan is dropped into the wrong world, a much, much more dangerous one.Will he rise to the challenge and become the hero this plant needs?Probably not. He’s just a human, after all.

Choi Yujun- born into power but cursed with a 'weakness'.The only son of the Choi family is born an omega, born an embarrassment to a bloodline of strong and pure alphas.At a party, a violent attack from a mutual enemy exposed Yujun’s secret in front of his family’s sworn enemy, Hwang Jaehyun, Yujun prepares for humiliation and blackmail, offering himself to be used by the Alpha in order to protect himself from his own familyInstead of the humiliation...Hwang Jaehyun does the unthinkable...The rival who is supposed to destroy him, becomes his drug, his shield, his forbidden comfort. Together they fight to bring down the people who made Yujun bleed…together they bleed in the face of betrayals, trials and“Don't you realize? I'm a Choi, I am cursed and I am sick” Yujun says with deep angish, “then use me, Yujun-ah, use me like a drug” Jaehyun response came out raw and desperate, his alpha swearing it.⚠️ Warning:Dark and mature themes: explicit sex, non detailed abuse, trauma, violence, and intense emotional tension.Please read with caution.

As a walk-on, he had been the mistress of his sugar daddy for three year. However, they only had met each other for a few times.
As a boss, his sugar daddy had tons of lovers.
The walk-on: The cake shop is the only thing I love in this world. Lovers? Never want one.
The boss: No problem. Nobody wants that.
Then, they fell in love with each other…
Shameless playboy x heartless rogue
1v1, this is not a decent love novel.

- Description from Novelupdates

A premeditated car accident almost cost Lu Jinghan his life, but fortunately, Doctor Han saved him.Later, the old master of the Lu Family said with delight, “The life-saving grace of Doctor Han cannot be thanked with words; it's better to let my grandson offer himself in gratitude.”“Old man, that's enough.” A deep voice came from behind, belonging to Lu Jinghan.Han Xi also felt as if she had been struck by lightning. She's a doctor; healing and saving people is her duty and doesn't deserve such... generous reward....Later, Doctor Han became the person Mr. Lu cherished in his heart.Mr. Lu had a smile on his lips, a smile as sweet as nectar: “Let's have a child, then we'll be a family of three.”“Two, I want both a boy and a girl.”“No, just one.”“Why?”Mr. Lu gazed lovingly at his Mrs. Lu: “It's too painful to have a child, one is enough.”What to do, it seems Doctor Han wants to pounce on her Mr. Lu right now.