MTL - After Wearing the Book, I Became the Second Mary Sue - Chapter 142 you can try

Surgeon Guan Ryo Is reborn in Naruto’s world! Enjoy his trip as he uses his knowledge of the story to find his path in this troubled world and eventually stand at the top of Konoha!

- Description from Novelupdates

One minute, she was spiraling out of her scooter, watching in horror as her fried chicken flew into the horizon. The next minute, she was signing the contract to become a mother to his sons while staring into his glacier blue eyes.“The contract is effective as of now” He announced, as he dropped the pen. His brow was lifted challengingly and his voice reverberated around the room, bounced and sent zings of electricity down her spine.She tilted her head to a side, studying him covertly as she smiled menacingly. She was going to make him regret his decision.Let the games begin..!

—WSA 2025 ENTRY—The weakest loser they mocked for years wasn’t at all weak—he was a god in disguise, with the power to bring the world to its knees.“I want you to teach him humanity, so he who feels NOTHING but rage can at least learn morality”“And you trust a Demon to do that?”Seiya dreamed of becoming a hero, one of those legendary warriors everyone worships. But his Awakening failed, leaving him powerless and humiliated—a target for cruelty.Locked away and tormented by those he trusted, his suffering revealed the truth of his origin: he wasn’t just human.Unleashing powers that defy the laws of the world, such as his All-Seeing eyes—capable of negating time, absorbing skills used against him and granting him 360° vision.Seiya rises from the shadows, no longer a punching bag but a force that terrifies demons, monsters, and humans alike.Hero or villain? It doesn’t matter. He’s done obeying, done breaking for anyone.Now, they beg for mercy from the god they tried to crush. Seiya’s only question: should he grant it?Brace yourself for a journey of chaos, revenge, and the rise of an unstoppable power.Seiya doesn’t need your approval—he’s taking the world, one broken rule at a time.————————————————————Yes! He does turn to a cold villain and loses all emotion except rage but the process leading up to it might drag a little__stick around longer and you won’t regret it.Read the prologue next after this so you understand the world settings.

An amazing world of cultivation. A majestic world where miracles happen. There is a warrior who defies destiny and forge his own path facing innumerable difficulties ahead.Come and join the life of the person who will go against the set destiny of the cruel world and become something extraordinary.=====Extraordinary my foot. What is this illogical cr*p? Does it even make sense?If you are doctor, then work in a hospital. What the hell are you doing going after girls?If you are a commander in the army, then bring your army to get revenge on those who wronged you. Why go through the trouble of pretending to be a weakling.You are a useless son in law? Your wife's family thinks you are good for nothing? Then how the hell did you score her in the first place?!!! If they like money so much and you are a hidden millionaire, then why in the name of sanity would you hide this fact and be berated every day?!!!The hell is all this?!!! The more I read it, the more illogical it becomes. Like this all came straight out of someone's as--[Host, why don't you calm down?]'You shut up!!! You're the reason I'm stuck here in the first place!!!!'[Host, you need anger management]'THE FU*K DID YOU SAY?!!!!!'