The Systems Challenge - Chapter 21: Morning Surprises

After living in a desolate land, where there wasn’t even a single blade of grass and hunger was an everyday reality, Min Sung finally returns to Earth: his home.

Aoki’s resolute face was indifferent. “If the sun doesn’t shine on me, please let me be surrounded by darkness!”
From a different perspective, look at the entire Pokemons world.

- Description from Uukanshu

“Teacher Zhu, the retake student from your class has arrived.”When the security guard brought Chen Nan to the entrance of Class One in the third grade, Zhu Keren's beautiful eyes instantly revealed a look of disbelief, but more than that, there was panic and unease.She hadn't expected that the young man she had encountered on the bus would turn out to be a student in her class.This made her scalp tingle, and she felt almost suffocated.After all, she was an advanced teacher at the school, whose reputation and teaching ability were well recognized.Yet previously, she had behaved like a slut, taking the initiative to grab Chen Nan's vital part, even seeking pleasure in her own private area.

Having a rough life growing up, Wang Tong had numerous dreams of living a better life. However, his alcoholic foster father sells him off as a space settler of the distant planet Norton for some pocket change. Soon after his arrival, the Zergs overran the planet and obliterated its defenses in a matter of minutes. What awaited Tong on Norton was more than just an unbearable environment – its gravity alone was five-times stronger than earth – there were also swarms of bugs, constant hunger, thirst, and desolation.

While he lives a year of total carnage and survival, humanity’s Confederation eventually overcomes the Zergs on Norton and the powerful survivor Wang Tong is given a recommendation to a once famous, but now dying military academy where he begins his life anew.

- Description from Novelupdates