One Piece: The Strongest Swordsman - Chapter 30: Encountered with Celestial Dragon

Penance is a prison of eternal damnation for those who go against the will of the gods.Growing up in the slums of District Nine, Nacht was like every other individual his age, struggling to survive with what little he had and blaming the capital for it. But unlike everyone else, he had been lucky. He still had a mother who cared for him deeply and did everything she could to help him succeed. However, that all changed when his mother was offered up as a sacrifice to the capital to help bolster the number of Enlightened in their arsenal.The Enlightened were elite warriors who wielded supernatural powers and served their respected clan at the cost of sacrificing an individual for the opportunity to enter Penance and be bestowed or awakening a rune, the source of their profound power.Having been exposed to the worst of humanity due to the horrific execution of his mother, Nacht developed a relentless ambition to change the world—even if it was in his own unconventional way.After performing a disgraceful ritual, Nacht is sent into Penance, where he becomes one of the Enlightened and is bestowed a mysterious power along with an insidious punishment.

Chen Lu Si finds a strange stone and meets a strange girl during his tomb sweeping.After the girl slashes him with a sword, he finds that he couldn't control his whole body but his mouth, and his hands are turning into swords.“I have no objections to the rest, but I think the danger sequence should be upgraded to A. His Transforming Blade ability is too dangerous for ordinary people... And I don't think recruiting him into Celestial Strategy is a good idea.”“C, you saw it earlier; his arm got dislocated cutting a bullet. Although it can barely handle modern weapons, it's uncertain against fully automatic weapons.”

An ordinary young man reincarnates as Adrian, the eldest son of a once-prominent noble family now living out in boonies of the kingdom. Watch as Adrian embarks on a tantalizing journey, to support his graceful and caring mother and feisty older sister, as a man should, with his seduction system.

I came from hell, looking for redemption! –“Revelation”
…………
What is redemption?
I think it should be a process in which a good person becomes bad and then becomes good again.
It’s like our clean birth, contaminated by the dust of one life, and then clean death.
Well, this is just a story. …

- Description from Uukanshu