The Tutorial Is Too Hard - Chapter 13

Nijigen is a freshman and Banri’s friend. He gains his nickname at the tea ceremony club’s welcoming party after declaring his despair of the three-dimensional world and that he would live for the two-dimensional world from then on. His nickname in high school was “Satoutaka”.

Travel through Naruto and become the son of an ordinary civilian Chunin.

In this life-like world,

He obtained the golden finger to speed up the practice of ninjutsu,

Let ninjutsu itself produce a magical change from decay.

The knife cuts the jade, and the water bomb breaks Suzuo.

- Description from novelbuddy

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

Charlie Jiang doesn’t really care about the marriage with Mandy Song. During the three years of their marriage, he doesn’t even try to understand her. He has always only listened to Vivi Qiao’s one-sided words and condemns Mandy Song of crimes she never committed. Has it never occurred to him that when there is a crisis in Jiang family, Mandy Song agrees to their marriage without slightest hesitation, for what? Charlie Jiang never cares for Mandy Song, so he never knows that for such a long time he used to be her world, her whole world.

But even if he knows, what difference would that make?

I, Mandy Song, is simply not the one he cherishes in heart.

For Charlie, only Vivi matters the whole world to him.

How pathetic!

- Description from Novelupdates