Erotic Adventures in the Omniverse: Vampire Lord got too many wives - Chapter 853: First time [R-18]

A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his rigorous discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life. This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students.

Gu Fei, a rookie who has not survived three episodes in the apocalypse, traveled to ancient times with space and became a girl in the Hou Mansion.

As soon as I arrived, my house was ransacked and sold.

​​It was finally bought back by her family. After three years of severe drought in her hometown, there was no harvest. Gu Fei and her family fled the north.

Along the way, countless people died of hunger. Gu Fei: Don’t be afraid, there is food in our space.

Bandits and refugees were rampant on the way forward. Gu Fei: Don’t be afraid, we have weapons in our space.

After all the money was spent, Gu Fei led his family to farm and open an inn to make a fortune, and by the way, he gained a little overlord’s crown prince.

The innocent prince: My wife can always conjure up many strange things. My wife must be a little fairy.

- Description from novelbuddy

There’s the so called class transfer.

Among the high school students that were given cheat abilities, Kirishima Ran was given 『Underling Training』for some reason, a skill that can make a woman a slave.

Ran who was driven out by the kingdom using an absurd reason will make use of the given skill freely to take revenge on his classmates, release his desires (This is mainly the reason), and fight off the world’s system.

It’s a story of him using his wonderful skill making his classmates turn to an obedient cute and lewd slave.

Endless sky and infinite space, the cosmos isn’t some paradise waiting to be found, it is full of darkness and danger, death and terror of the great unknown. However, for that glittering swath of blue, we have no fear! For the longevity of men, we have no regrets! Nothing shall stand in our way because it is finally our time, our age! The age of cosmos exploration!