There Was No Secret Organization to Fight with the World's Darkness so I Made One (In Exasperation) - Chapter 28

A novel revolving around being transported to another world with an op system. The mc spends his day chasing skirts and doing missions to level up. A standard journey to the top with lots of girls from various animes and games with a twist of that gaming feel (hunting mobs, doing missions).

- Description from novelupdates

“You’re not taking me to bed. Ever.”

She wanted to be a Necromancer, but awakened as a Saint! Somehow her summoned heroes are all undead?How will the church react when their Saintess summons a skeleton in place of a mighty hero? Sofia isn’t too keen on finding out.To many a summoned hero, this world looks oh so familiar. Beastmen, Dwarves, Trolls, Dragons and Elves!Saints, adventurers, dungeons, maybe an evil demon lord to be vanquished?A video-game like system! Classes, skills and levels!Although... why is the system even a thing to begin with?Do gods really choose saints like you pick your next meal?There are great powers at work beneath the surface, this is their world, and you're living in it.Follow Sofia as she unknowingly gets tangled in power struggles far beyond what she had bargained for.Be ready for a wild ride. Break a leg, skeleton!

Crossing to One Piece world, he became Roger’s younger brother.