With Mangekyo, I Escaped Konoha To Other Worlds [Naruto/AttackOnTitan] - Chapter 11 - 10 The Military Police Brigade

I am a what, and where is my little friend? No, give it back right now!

What, back in a lab again? What a load of bull.

Finally, I’m dying... No, I got revived again.

Becoming a weapon for a kingdom? Meh, they can try and control me.

Medieval weapons? I like that. Give me all of them.

An Angle cult? Let’s destroy that.

Pure Dragons? I want one for myself.

He—an enigmatic and cold-blooded soldier with a mysterious background.
She—a ruthless and bloodthirsty spy.

The little handsome son-in-law passed through a world as waste material and the husband of a wealthy family. But because of his lacking aptitude, the wealthy family had driven him out. So he worked hard and found a more powerful family’s thighs to hold onto. Soon enough, he became the strongest son-in-law and husband in history.

In this world, it was impossible to practice martial arts. It was futile so he might as well take advantage of his wife’s thighs and maintain a comfortable and leisure lifestyle.

He’ll train his wife to become the strongest and best person in the world.

“Whoever dares to provoke me, let my wife kill you!”

- Description from Novelupdates

Dancing on the point of a knife, as a dancer in the dark, his dance steps makes the enemy tremble.

As a man who is followed by the goddess of fortune, he has been reborn with two years of experience in the game, numerous raid experience, hidden task guide and the best equipment references. The things he once lost, what he didn’t hold and those that had been taken, he is going to get them back.

- Description from Novelupdates