MTL - Steel, Guns and the Industrial Party Across the World - ~ Five hundred and ninetieth, the king's invitation

The Gura Gura no Mi is known as the strongest fruit in the world of one piece.

During the day, she was his secretary, working very hard with excellent abilities. At night, she was his bedmate, trying her best to please him, and the two of them were very harmonious in bed. One day, this relationship was on the verge of ending. However, both of them had already become deeply involved and had grown accustomed to each other's presence, falling in love with each other. So...

ps: The 2019 new book “Return to Eighteen Boys” is already fat! !

An Feng, a mediocre clerk, obtained super technology and wealth by chance and coincidence. With the ultimate goal of making (cheat) money by manufacturing next-generation man-made diamonds, he traveled across the ocean and dealt with the American people. A series of stories about pursuing dreams, pursuing freedom and changing lives happened.

=========

- Description from novelbuddy

Read at least six chapters, then prepare to crave the rest.The main character will show up in Chapter Five, though I don't recommend skipping the first four chapters.-----The world was celebrating. The Demon King was dead, along with his Darkness Generals.Humans led the other races to war for subjugation. They killed all, and none were spared. However, thousands of years before this happened, a piece of history was altered by time itself. In fact, the Demon King didn't have four generals but only one, which he sealed and sent into eternal slumber. Just as he started to close his eyes, the chains locked away for eternity shattered into pieces.