Isekai Maou to Shoukan Shoujo no Dorei Majutsu - Volume 6 Chapter 3 part6

The Spirit Network, known as【Deep Sea】 connected five continents as human civilization surged forward; yet, they were oblivious to the impending eternal night. With the Extraordinary Awakening, the edifice was about to collapse. Flesh is weak and pitiful, how could one ascend? The story began when Gu Shen, an ordinary youth, received a ruler that bore the truth. He peeled back the corner of this extraordinary world, becoming the largest moth among the thousands that dashed into the flames. If winter is coming, I will climb against the steps, overturn the thrones of kings, shatter the crowns of falsehood, destroy the scepters of injustice. I will become humanity's last, Bright Barrier.

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

After dying, you wake up and realize you've been reincarnated as a background character who is judged as human trash.The decision to change your destiny comes instantly.Discovering that your identity isn't as simple as you thought, you feel favored by the heavens when you manage to become a powerful character.Katase: You won't fool me. I'll expose you for the pervert you are.Murayama: ...Thank you for saving us.Issei: Motohama, what happened to you? How are you so powerful?Rias: If you join my peerage, I wouldn't mind being yours.Sona: You beat me in the game. That means you're now my fiancé.Yasaka: Honey, Kuno wants a little brother.Kaori Houjou: Shinji-kun, let's go on an adventure.Kaede Kazama: Shinji-kun, thank you for saving me from that ball.Rie Sawada: Shinji-kun, I'll wait for you. You'll be my future husband, fufufufu...Changing known history and taking it in a direction not even his eyes could perceive, he didn't stop no matter what. Not even the other world was safe from his clutches.Lexia Von Arselia: My hero, and my future husband...Shinji advances without stopping.“I, Shinji Motohama, swear here and now that I will reach the top of both worlds.”

[Sweet Baby + Parenting + Doting In-laws + Light-hearted + Redemption]Xu Wan became a widow right after her marriage, initially hoping to enjoy a carefree life as a Marquis’s wife.Unexpectedly, on her very first day at the mansion, that notorious troublemaker of a stepson, infamous throughout the capital, tried to intimidate her twice.Xu Wan grabbed a knife and rushed out, instantly becoming the talk of the entire capital!Though she thought her dreams of being the Marquis’s wife were over, her in-laws surprisingly retaliated by entrusting the little devil to her care for reformation.Xu Wan: “???”Little Devil: “???”At first, no one believed it would work…But later, the maids would exclaim in amazement every day:“The young master who never studied is actually going to the study room!”“The young master is even bringing foot-washing water for the old Marquis!”“The young master actually saved all the children in the slums!”…The Marquis’s mansion was shocked, the entire capital was shocked, even His Majesty in the palace was shocked.Word spread that the Marquis’s wife had a special talent for reforming troublesome children. Soon, court officials began sending their rebellious sons to the mansion, and the mansion’s “elite class” kept growing!Three years later.The Minister of Rites, responsible for the imperial examinations, wailed to the heavens: “It’s impossible to choose! They’re all top candidates!”