Gekitotsu no Hexennacht - Volume 1, Chapter 11: And Now Some Rest

Due to an unexpected turn of events, Xia Fei consumed a Super Gene Optimization Fluid that bore no brand, expiry date, instructions or stated its place of origin.
Our story begins here…

Lin Luo was originally an ordinary college student. But once she crossed over, she came into the land of beasts, where the primitive forest is full of danger.

However, she met all kinds of beautiful men of different races to protect her, and got a lot of love.

Lin Luo: “Uh, different races can have children? Don’t be ridiculous. Interracial love is impossible to have results.”

A group of beautiful men: “As long as you’re willing, you can have results.”

- Description from Novelupdates

The story of otaku building a harem! School flower, loli, wife, mother and daughter, mature woman, teacher, nurse, queen, all kinds of beauties, three steps to push a girl, five steps to a group, harem group, infinite warmth, so cool that you always need to prepare a tissue for easy reading !

- Description from novelbuddy

Having transmigrated into the world of Journey to the West and become Tang Monk, equipped with a gaming system that allows for battling demons and leveling up, while looting equipment, from then on, the demons on the path to the Western Heaven were in danger. Monk Sha: Big Brother, it’s not good, another demon has been captured by Master. Tang Monk: You all listen to me today, it’s not you protecting your master on his journey to the Western Heaven to seek scriptures, but rather your master has to drag you all along, you know? Without you, your master alone would have fought, uh, made it to the Western Heaven by now...