Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 17 - Chapter 17-20. Demon God

With the ability of the King of Silver, the first king in “K”, to be immortal and immortal, he crossed into the world of One Piece. Although he became a Pirate, he did not target One Piece.

His goal is to live freely on the sea, it’s that simple.

- Description from novelbuddy

Wyatt Jacob, a young man who hated the profession he once loved as a marine biologist after being brutally castrated and sexually assaulted by a pod of dolphins, had lived his life with pain and suffering as an impotent man having no other choice than to continue his work as a marine biologist with the emotional trauma that now accompanied it to earn a living.

But that was until he met the 'Happiness god' who granted him the chance to be reborn in the 'World of Tharcania'. A world filled with wonders and mysteries as 'a pirate; -'a prince exiled by his empire and thrown into the sea.

Now given another chance to live his life with his little brother intact, Wyatt will sail the seas of the 'World of Tharcania', exploring its beauty and wonders with the various pleasures that came with it.

“Please, I implore you to save the world.” This is what a goddess in white says to me in a pure-white space. Such is the standard line that suggests the game is about to begin. Please say this stirring line to boys and girls with sparkling eyes! It’s wrong to direct it to someone like me, who’s exhausted from job hunting! When I declined her politely, she flew into a fit of tears; when I agreed to assist her on small tasks out of reflex, she proclaimed: “it’ll be fine if you just help in the Starting-Village Arc. Please guide the Hero!” Then she tossed me into another world. No, this is a world modeled after a game that this gamer goddess likes…

After years of intense development and a thrilling beta phase, Ashen World Online has finally opened its doors to the public—instantly capturing global attention.At the center of the excitement is Blake, once the proud and formidable leader of the Cerberus guild—until his relentless ambition led to a crushing defeat in the beta’s grand finale. Now, as the official release dawns, he returns with two legendary powers: Spiritual Blacksmith and Limitless Enchanter. Bestowed with the power to forge entire armies, fortresses, and legendary gear, Blake can forge far more than just his own fate.But the question remains: has he truly changed, or will the lure of ultimate creation pull him back into the same ruthless path?