MTL - When I Bind the Plot Maintenance System - Chapter 80

A boy from 21st century Earth, met an accident and later was reborn in Naruto’s Ninja World.
He is born in Uchiha Family and becomes the useless brother of Itachi Uchiha and Sasuke Uchiha…. Let’s see how he changed the Naruto world.

- Description from Novelupdates

With the Heavenly Medical Skills and Peerless Martial Arts under his belt, his master had made him descend the mountain to become a live-in son-in-law, all to temper his character! And his wife was an ice queen, who wouldn't even let him touch her, always wearing a cold expression and even expecting him to fetch water for her footbaths!Now, three years had gone by, and the agreed period had come to an end. Surprisingly, the ice queen of a wife decisively asked for a divorce. But the moment he stepped out of the civil affairs office, he found six stunning beauties standing at the door, whose loveliness made even her feel inferior!The ice queen of a wife, “President Su! You, why are you here?”His senior sister, Su Yumei, “I'm here to pick up my little junior brother! Your former husband!”

When I opened my eyes, I found myself in a game where heroes and villains prevailed. I was told I would be granted one wish if I clear the game. The protagonist, who received a growth cheat that allows you to steal his stats by killing an opponent. He kills villains to grow up, but for some reason people mistake him for a “dark hero.” [Story-oriented]

[Longevity + Discipleship + No Female Lead + Lighthearted Humor with No Tragic Moments]When his master picks food, he spins the table there;When his master chants spells, he chats without a care;When his master takes rest, he sings a lively song;When his master lies late, he bangs the pot along;His master lives on long, but his life is rather short;His master lays him down on the hillside, as a sort;His master lifts a cup, but he won’t take a drink;His master shares a tale, but he won’t stop to think;His master holds a feast, but he leaves the table wide;His master calls his soul, but he’s nowhere to abide.Spring returns to the hills, with blooms so bright and fair,Yet master and disciple are parted, one in heaven, one elsewhere.