The Protagonists Are Murdered by Me - Chapter 21

To reward Meng Fan for his bravery before his heroic death, the cosmos rewarded him with a ‘system’, sending him back in time to three months ago, alive.

- Description from Novelupdates

[Warning: Mature content, lemons, comedy, face-slapping, and a smart protagonist!]“So many beautiful girls!”After an unfortunate science experiment gone wrong, 25-year-old virgin Ren Kisaragi, wakes up in a strange new world.A world where curses manifest as eldritch horrors, bringing destruction with every breath.A world where female weavers command the very laws of reality and bend the elements to their will, while male warriors, blessed with monstrous strength, can shatter mountains with a single blow.It doesn’t take long before he realizes he has reincarnated into “Mystic Chronicles”, a fantasy novel he once read and dropped out of boredom.However, he isn't the protagonist or even a side character, he’s just a nameless extra, a mere background figure destined to fade into obscurity.But there’s one problem. He’s somehow enrolled at Imperial Academy, the most prestigious weaver academy in the kingdom… which is supposed to be an all-girls school!And as the only male weaver in an entire academy of talented (and terrifying) female weavers, his existence alone is enough to shatter the balance of the world.With a suspiciously broken cheat, an entire school of powerful and competitive girls watching his every move, and curses lurking in the shadows, Ren must navigate this chaotic new life before he gets caught up in a story that was never meant to include him.But maybe—just maybe—he can turn this anomaly into an advantage. And if fate allows, fulfill his lifelong dream of being surrounded by beautiful, ambitious women while he's at it.Can he survive this world where he's the ultimate anomaly?

Xiao Zheng was forced into signing a marriage and employment contract after a one night stand with the female executive of New Arcana Group.

During this time, he encountered many interesting female workers which he named them based on their unique characters…

Ice Goddess… Tyrannosaurus / Overlord Flower… Gentle Boss… Mischievous School Girl…

- Description from Novelupdates

The story is about a man whose compulsive tendencies make it impossible for him to keep a job, and a young girl who skips school and loves insects. The two meet, come to support each other in reintegrating into society, and fall in love. There’s a problem, however: namely, the parasites in their heads.