Shiny_Shirogane

Klautz had lived his whole life as a ninja... as a tool.
Yet before dying he had killed all of ninjas of his clan. He had defied the ninja code and acted on his own discretion. A code he had followed his entire life.
Even in his dying moments he had chosen a harsh death.
*Whoosh*
Suddenly, Klautz opened his eyes. By some miracle, he was still alive. He then realized that he had actually gone back forty years in time.
"I will wipe out all of the ninjas from the face of HELL!" 

Join him as he fulfill his desires and his goals, all of which he wasn't able to do before.

Note: The cover isn't mine. If the owner wishes for it, I can remove it.

Shinobi From Hell

Being a ninja in his previous life, he had some rules he had to cherish more than his life. One of such codes was that the life of his client was the top priority. That's what every ninja in the village followed. Somehow or another it seems Klautz unconsciously considered Dant to be his client and took action to protect him from the beast by instinct, even though he never intended to do so.

"To do such a mistake after I have come so far. Welp, now that I gave away my location, I better fight this beast."

"Congratulations to be promoted to a C rank ninja. You can do client based missions from now on." The lady smiled as she passed onto a card to Klautz. She was wearing a white outfit that ran upto the top of her breasts leaving her shoulder blades bare. One could see her chain armor over her skin and those very blades.

Being Rank C