Nigotta Hitomi no Lilianne - Chapter 118 – Let’s Do it One More Time

Chen Xi looks at the soldier who just threw a rock weighing a few hundred kilograms away and looks at the sky speechlessly. Is this really the late Eastern Han Dynasty?It doesn't make sense to see Lu Bu single-handedly cut through the ten-thousand-strong cavalry.Zhao Zilong ends up truly possessed by a dragon soul. Is he really human?Dian Wei single-handedly defends Cao Cao as they storm out of the enemy camp and slaughters a few thousand cavalry of the enemy. His combat strength is off the charts!Is there something wrong? Chen Xi touches a goose feather fan and fans it. A strong gale blows and he sighs.“This must be some mythical story, right? Even I'm not normal anymore.”

Kaito Nakamura, a shy university nerd, thought he’d found love when the stunning Aiko chose him as her boyfriend. Their sweet, fluffy romance fills his lonely world with hope—until he discovers she’s cheating on him with multiple guys, reveling in the taboo thrill of betraying someone so innocent. Heartbroken and humiliated as explicit photos of her circulate online, Kaito’s tears are interrupted by a mysterious popup: the “Revenge NTR System Beta.” Promising retribution but with a chilling condition — he can’t break up with her.Contains Ntr, read at your own risk

Chen Rui, an otaku from earth, is reborn into a human body in another world, who falls into the legendary evil, brutal world of the devil called Mozu where humans are treated as food. He has to survive while facing horrors of the devil, violent dragons and a variety of power enemies depending on a strange super system chip and his wits. Surrounded by Devil’s beauties such as black-bellied lolita princess, cold queens, violent dragons, charming poisonous devils …

Wanting to live in the Devil’s world is hard! Wanting to live in the Devil’s world as a human is harder! Wanting a human to be the devil’s son-in-law is hardest!

Let us see how a small otaku uses power and strategy step by step starting from an ordinary human to writing a legend as the devil’s greatest son-in-law.

- Description from Novelupdates

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.