Katahane no Riku - Chapter 68.A normal day that is like any

The night before her wedding, her world shattered.Betrayed by her own sister and abandoned by her fiancé, who demanded her kidney as the price for his love, she thought her life was over. But she refused to be a victim.At the altar, she made a bold move: she called off the wedding and declared she’d marry anyone willing to step up. To everyone’s shock, he—the richest and most powerful man in the city—stepped forward, claiming it was his “duty” to marry her.Overnight, she went from a betrayed bride to the wife of her ex-fiancé’s uncle, turning the tables on everyone who wronged her. From navigating family drama to outsmarting scheming rivals, she rose to become the undisputed queen of both families, building an empire of her own.Now, with a thriving career and a husband who adores her, she’s living her best life. But when her husband calls, begging her to come home because their twins are “starving for attention,” she knows her chaotic yet glorious life is just getting started.

What happens when a scientist from a futuristic world reincarnates in a World of Magic and Knights? An awesome MC is what happens! A scientist’s goal is to explore the secrets of the universe, and this is exactly what Leylin sets out to do when he is reincarnated. Dark, cold and calculating, he makes use of all his resources as he sets off on his adventures to meet his goal. Face? Who needs that… Hmmm… that guy seems too powerful for me to take on now… I better keep a low profile for now. You want me to help you? Sure… but what benefit can I get out of it? Nothing? Bye. Hmmm… that guy looks like he might cause me problems in the future. Should I let him off for now and let him grow into someone that can threaten me….. Nahhh. *kill*-

Alternative: Leylin is transported from an advanced technological era into a medieval world— except there’s magic. Equipped with “only” his quick wits and an A.I. chip fused to his soul, he sets out to become the most powerful magus the world has ever known. In a land divided into the Light and Dark Magi, the weak can either be cattle or disposable slaves. Only the strong can determine their lives, and only they have the luxury for virtue. Yet strength is only a tool for Leylin, like any other. His goal, in the end, is his own.

After being imprisoned in the basement by her mother for ten years, she ended her cruel and tragic life in death when they forced her to hand over the key to the hidden treasure. Getting reborn in her teenage years, she woke up in the bed of that terrible and powerful man. This time, she must take revenge on her enemy, and now she must live.

Nine heavens and nine earths, there are many souls.

The strong stand in the nine heavens, like shining stars, while the weak creep on the ground like tiny ants.

The young boy Bai Ye accidentally unlocked the mysterious heavenly soul, cultivated supreme soul skills, guarded the soul and sword, rushed into the nine heavens and swept the stars, and the legend began…

- Description from MTL