MTL - Science and Technology Library - Chapter 7 :virus?

Galio, valiant reincarnate, is on his last life before he is allowed to take the hand of the beautiful Goddess, Tallia. Four hundred and ninety-nine lives worth of knowledge is given to him as a reward, along with the world he reincarnates to.

A world only known by women, where the concept of man had never existed, and the world is made up of twelve islands holding twelve primary races. These women have never known childbirth, periods, or the leer of a man.

Galio will enter this world filled with wonders that only men would ever dream about, but he has no memories. He will have to make his way, helping some along the way to help grow his Karma System.

Get ready for an R-rated journey of epic proportions and women of all shapes, races, breeds, and sizes! From Angels that moan heavenly melodies to the nine-foot-tall Amazons with weaves between their legs, and so much more!

At the feast of the Gluttonous House’s auction, there was a little girl with an exceptional furnace constitution for offer at a sky-high price. Everyone wanted to lay their hands on her. Suddenly, the little girl in the golden cage opened her eyes, radiating a cold gaze. She was no longer cowardly.

The truck driver brought Ling Xuan to the parallel world World Blue Star for the year-end award.

Here, the physical body travels to replace Ling Xuan, a senior high school boy with the same name and surname, and obtains a check-in system.

(The introduction is pale, please see the content for details.)

- Description from novelbuddy

Ruins stretched across the landscape in the apocalypse after the nuclear war.