One Piece: Seaside System - Chapter 3: Marine Based -

As Orson read the novel written by the girlfriend who had left him, he gently remarked on how terrible the story was. But then, noticing a foul smell coming from the kitchen, he went to investigate. He realized there was some kind of gas leak. Already furious about being dumped, Orson became even angrier at the state of his kitchen, and in his rage, he hit the light switch with a powerful punch. Naturally, the explosion that followed killed him instantly, and Orson passed into the afterlife.After spending some time in limbo, he found himself reincarnated in an unfamiliar world. However, he quickly realized he had been reborn inside the cliché-filled novel written by his ex-girlfriend. As if that wasn’t enough, he had ended up in the body of Neonidas, a useless duke who was also the fiancé of the story's villainess.____There may be a bit too much swearing and slang in the first chapters, but it gets less afterwards.There will be no yuri, bl or ntr in Neonidas(MC) harem

David became a pioneer in the Tiran Kingdom and acquired his own territory, becoming a village chief under the kingdom’s rule.

Although his land was located in a somewhat remote and harsh environment where crops were difficult to grow, and the village was only inhabited by him, David believed these difficulties could be overcome.

David declared, “My territory is open to all realms and dimensions. I won’t go looking for you; you come to me!”

- Description from Novelupdates

Mason was a mercenary, until the day he died on a mission after being betrayed by his unit.

[Powerfulcouple]The entire Yong City knew that Eldest Miss Su of the Su Family had a malicious nature and a scandalous reputation, acting outlandishly day after day, much to her family's disgust.Worthless dad: “I certainly do not have such a daughter; my only daughter is Xinyan.”Old Madam: “Shameless thing, you've completely thrown the Su Family's face away.”White lotus younger sister: “I'm sorry, Sister, we were never people from the same world.”Scumbags: “Trash that can't show their face in public, lowly people don't deserve to enter our circle.”However...Before Eldest Miss Su had expressed her opinion, various bosses couldn't hold back any longer.A certain Film Emperor: “Picking on my boss—tired of living, are we?”A certain Association: “Mr. President, please instruct, bankruptcy or banishment?”A certain Group: “What's the Su Family? Not even worthy to carry the BOSS's shoes.”Bigwigs from various fields: “Hello, sister-in-law!”Su Ran: “?”While the outside world was marveling at the continuously revealed identities of Eldest Miss Su, the man who was legendary for his mystery and restrained self-discipline swept her into his embrace.“Little ancestor, is there any identity of yours that I don't know about?” the man's voice was seductive, lazy, and casual.Sister Ran curled her red lips slightly, smiling brightly: “Your wife.”