Black Vein - Chapter 14: Return

One day, fate played a cruel joke on Fujino. When he woke up, he found himself in the world of Detective Conan. Now, he’s a high school detective with no parents, a four-story building to his name, and a barely sustainable career solving cases.Just when he was at a loss for what to do, a Professional System suddenly activated, allowing him to acquire real detective skills—through pay-to-win mechanics.From that moment on, he ditched the usual “Conan logic” and became a true rational detective, using real investigative techniques instead of convenient anime tropes.Q: Why do you, as a detective, know so many different skills?Fujino: Well, isn’t it normal for a professional detective to actually learn professional skills?

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.

In a world where strength reigns supreme, Leon Xian was nothing but a cripple, mocked and humiliated by his peers. Betrayed, abandoned, and cast aside—his fate seemed sealed.Until he awakened the Limitless Copy System.Steal any talent. Copy any technique. Master any power.With a single touch, he rises from the depths of mediocrity to stand above geniuses. The arrogant elites who once looked down on him? He crushes them with their own techniques. The noble beauty who broke off their engagement? Now, she regrets it.From a sect’s laughingstock to an unstoppable force, Leon’s journey has just begun. Enemies will kneel, beauties will fall, and legends will be rewritten.Watch as the trash becomes invincible!

Hakuto's life changes forever when his father Shin— a man with highly questionable morals—marries Kagura Kurotsuki, the CEO of a multinational company, and they move into her luxurious mansion.There, he meets the alluring daughters of his new stepmother: the seductive Yuzu—who doesn't hesitate to tease both her new stepbrother and her stepfather in ways that are... rather bold—and Rika, more introverted and irritable, yet just as sensual.But nothing is truly as it seems...Kagura is a succubus, but Rika and Yuzu are different.They were born from a demon and a vampire—something that shouldn’t be exsiste.Because of that, demons, vampires, even humans want them.But Hakuto won’t allow it.He’ll never let anyone hurt his beloved stepsisters.