They Said I’m Mr. Gu’s Scandalous Affair - Chapter 6: Let’s Get a Divorce

Bought it right away.

Osho woke up in a world both similar but also vastly different from the Earth called the Azure Star. This world is populated by terrible beasts and vile monsters that at one point pushed humanity to the brink of extinction. However, humans discovered an ability the changed the course of the bleak future. The ability to Tame beasts.As such, Beast taming became the most common profession among humans, and powerful beast tamers have power, wealth, fame, and so on. It is Osho's goal to become the most powerful beast tamer alive, and his unique ability, one that allows him to evolve his beast's, makes that all the more possible.

Chen Shiping, a Qi training monk from the Foundation Establishment family, is struggling in the world of cultivating immortals

- Description from novelbuddy

An alien race invaded the Earth on June 6, 2128. At the midst of this war, many nations allied with the alien threat and the war nearly wiped out the rebelling humans of the planet. At the edge of mankind's survival, the United Nations Army launched its forces to eliminate the immediate stellar threats that loomed over Earth.

General Seeker Carlean, commander and leader of the mission, risked and gave his life to destroy the immediate stellar threat. The battle was won though Earth lay in ruins. Perhaps mankind will live to see a few years of peace before the alien threat returns to wipe out their existence.

At the immediate aftermath of the stellar battle, the fallen Seeker Carlean awakens and finds himself at aged 17, living the peaceful life he lived 16 years before he died.

So begins a new game in the battle for humanity's survival.