Ryuu Kusari no Ori -Kokoro no Uchi no “Kokoro”- - Chapter 3[LN] Volume 4: .1

Office worker Leon is reincarnated into a particularly punishing dating sim video game, where women reign supreme and only beautiful men have a seat at the table. But Leon has a secret weapon: he remembers everything from his past life, which includes a complete playthrough of the very game in which he is now trapped. Watch Leon spark a revolution to change this new world in order to fulfill his ultimate desire…of living a quiet, easy life in the countryside!

Born into the Thornhill family, Eliana should have been dealing with succession planning and heiress training. But instead, she’s dealing with the crocodile tears of her cousin Alexa.As if stealing her Fiancé wasn’t enough, she’s out to pin everything onto Eliana.Trust issues - Eliana.Popularity issues - Eliana.Landslide - Must be Eliana.In an attempt to end her cousin’s jealousy-ridden machinations, Eliana is forced into a relationship with a childhood disaster, Lucian Alder Sinclair, her most tempting nightmare.Lucian Sinclair has always been synonymous with perfection, at least to most people. But to his family, finding someone who could handle his aloofness has been the top priority.Forced to return to his home country at the behest of his grandfather, Lucian fortunately encounters Eliana who’s in need of a ready-made partner.Constantly up at each other's throats, then into each other’s arms, may the lies they’ve told hold up against discerning family members and unrelenting pursuers.

Su Bai, a novelist from Earth accidentally fell from the top of a cliff.When he woke up, he realised he had already transmigrated to another world. Furthermore, this was not just any world. It was a primitive other world with Humanoids.With his Daily Assistance System and extensive knowledge from modem society, some of which he learnt from being an author, he led his primitive Tribe out of poverty. There, little by little, he started to transform the era, to advance it forward!Uncovering mysterious of Shamans! Meeting more beast eared women! Farming!

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.