First Day In Game, I Got Ten Billion From Infinite Number Of Check-ins - Chapter 17

Neuer travels through the world of pirates, is adopted by Bermer, and becomes Nami’s older brother!

The Awakened Talent Copy System can copy anyone’s talent in a certain aspect at will!

What kind of experience will it be when Neuer has Shanks’ domineering talent, Kaido’s physical talent and Hawkeye’s swordsmanship talent?

Even the ability of a devil fruit can be copied by the system as a talent!

Many years later, Neuer turned the sea upside down with a talent that surpassed everyone in the world.

(Slow and hot text, slow development in the early stage, and random waves afterwards)

- Description from novelbuddy

“You’re the Demon King?”

In response to the woman’s voice filled with murderous intent, the man opened his mouth.

“No, I quit that?”

※ Demon King & Hero will show you the absolute limits of chaotic storytelling.

Kota Sakamoto—virgin weeb, social reject, and hentai game addict—gets sucked into a perverted dungeon world straight out of Carnal Labyrinth EX, the 18+ erotic strategy game he secretly 100%-cleared.The catch?All eight of his hot classmates and their strict MILF teacher got dragged in with him.The other catch?They hate his guts.Worse still, this dungeon world is exactly like the game—every level a twisted, orgasm-fueled survival puzzle where failure means death by overstimulation, lust-monsters, or trap-triggered climaxes that literally drain your soul.He’s the only one who knows how to survive.They either listen to the virgin... or moan themselves to death.Bondage plants, lewd slime traps, fetish trials, and orgasm boss fights await—and the only way forward is obedience.What starts as reluctant cooperation turns into obsession, as each girl slowly falls for the boy they once mocked...…the virgin who’s now their dungeon master.

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

- Description from Novelupdates