It's Not Easy Being Your Love Rival's Big Brother - Chapter 22

After Reincarnating into Naruto World at the Warring State Era as an Uzumaki, Masahiko thought that he got a useless System. He lived for 48 years as a normal, below average Uzumaki Shinobi.

That changed when he finally knew how the system works the day of his 49th Birthday!

- Description from Novelupdates

The girl submerged in the bottom of the lake suddenly opens her eyes. The noble ChuChao Gongzhu [Princess] becomes an abandoned daughter and woman. No problem. This type of slag father is not worth mentioning. By virtue of her exquisite medical skills, she becomes famous in the world. Slag father wants to reunite? Close the door, let out the dogs! Shizi [Heir of a noble title] wants to ask for marriage? Let him wait in line! The Regent has a chronic illness? Perfect. Godly doctor becomes a poison doctor. Let him neither live nor die and taste the pain of his evil deeds. She exacts bloody vengeance. Appointed Wuguo Gongzhu, she returns to her noble life. Slag father regrets, sister envies, stepmother hates!

“A cheat system? Do you take me for a fool? Nowadays, where can you find such a good thing falling into your lap? Scram from my head. Is this is new kind of fraud? Or is this a murderer training system of aliens that contains the ability of hypnotism?”

“No, I am the chaos that whispers from nothingness, the nightmare of all living beings in the Southern Ten Stars, the successor of the unparalleled God and… your elder sister.”

“…I only have a younger sister, I don’t have an elder sister!”

“No, you have one. I am an illegitimate daughter. It’s just that your dad didn’t inform you.”

- Description from Novelupdates

“Wife! Come here!”“No!”She always thought he was aloof, but after getting the marriage certificate, the aloof military king immediately transformed into a wife-doting maniac.The husband indulges his wife in countless ways, Lily Turner finds it extremely exhausting, her protests go unheard, her pleas are ineffective, she wants to escape, but whenever she tries to climb the wall, it rises higher, leaving her in tears!When asked about the reason for his limitless indulgence, the young master responds astonishingly, “The one who dared to trick me into marriage, it's only her!”The woman beside him rolls her eyes at him: she is the one who got deceived, okay?