The S-Rank's Son has a Secret System - Chapter 7: The Echo in the Archive

Why do Gods of Transmigration love to murder their benefactors instead of asking for their help a normal way?That's how Karl got started as well. Murdered by a goddamn goddess, dumped into another world, and told to save her from her problems. You'd think gods would have their shit together, being gods and all. But apparently they do not.Karl, a teenager, who felt the inequality in his already struggling life more than ever before, finds himself transmigrated as a vice principal of a magical academy. The council accuses him of his incapability and his inexperience, believing he's not fit to lead them to the top.[ Mana meter unlocked: capacity F ]Even his cheat skill seems like a useless gimmick as Karl faces the worst students of the academy and the most difficult professors.That goddess better sends his paycheck to his parents in his old world because Karl isn't going to work for free, and if he does this job, the least she could do is pay off their debts.But then again...“I won't accept this fate handed out to me. This world might offer me the fantasies but they can't give me the warmth of my loved ones.”Would he be able to meet the Goddess and return back to his world or would he gets buried under the history of the lands that had once housed Gods and Demons alike?

The moment when mercenary leader Kwang Hwi receives video game like abilities, the world is suddenly thrown into chaos. A thick fog envelops the Earth, bringing with it savage, otherworldly monsters. At the same time humanity has been rendered defenseless against this onslaught, as the strange fog turns most weapons to rust. With mankind spiraling towards oblivion, it is up to Kwang Hwi, with his new abilities, to save the world. Watch as Kwang Hwi leads his militia and becomes the last bastion of humanity. Will he be this world’s savior, or its conqueror?

She had a lifetime of fake virtue without receiving a virtuous ending. In the next lifetime, she controls fates with the flip of her hand. To the jerk who wasn’t faithful, she’ll draw a premature death talisman for him. For the poisonous step mother, she’ll send a death flower. For the step sister who is two faced, she’ll personally rip off that fake pretty face!

But when she personally offered up her body to her nemesis because of a child who she had no fate with, something unexpected happened. The night of the big wedding, the groom changed and a cold and luxurious man pushed her down. “You can marry whoever you like, but you can only give birth to my children!”

- Description from Novelupdates

A Di [legitimate-born] daughter of a noble house turns into an abandoned daughter. No father to dote on her, no mother to love her, no problem. She uses one silver needle to save a dying man. What’s so unusual about a medical injection? She roams all over the world with a scalpel in her hand. Cutting throats, cutting open abdomens, cutting open skulls to mend bones. With amazing medical skills and ethics, she gathers a flock of officials, obtains the will of heavens, gains public favor, and receives Taizi’s [Crown Prince] doting. In the midst of a powerful momentum, her cheap father comes to reunite. She coldly refuses to go home or acknowledge ancestors.