Once, I wanted to be a good person - Chapter 3: Late-Night Investigation Room

Died while saving his dear friend and cursing the arrogant general, Leo gets reincarnated into a world ravaged by magical beasts.Here, strength speaks for everything, and the weak are killed at the whims of the strong. Leo awakens as the lowest-tier Beast Master. Just as he was thinking he would again end up under the command of some stupid general who was the reason for his death last time, he received a gift from a mysterious entity.[Primordial Beast Dominion system]Now, surrounded by people who see him as a weakling, his journey to grow the strongest has begun.Where everyone is beating their head to make their beast grow and unlock their potential, Leo uses the system to break his limiter and grow fast and surprisingly strong.With dual talent, a broken system and a yandere sister, he embarks on the journey to rise at the top of the food chain.

John Transmigrate to a cultivation world in a perilous situation as a war prisoner.But fortunately he also got a system that lets him upgrade everything if he has enough patience.

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.

“I was abandoned by you over and over again. Now you want to use familial affection to coax me back. You don’t want to recognize this daughter. My heart is cold, I want to leave. Beat it, father!”

- Description from Novelupdates

Office worker Leon is reincarnated into a particularly punishing dating sim video game, where women reign supreme and only beautiful men have a seat at the table. But Leon has a secret weapon: he remembers everything from his past life, which includes a complete playthrough of the very game in which he is now trapped. Watch Leon spark a revolution to change this new world in order to fulfill his ultimate desire…of living a quiet, easy life in the countryside!