MMORPG: Martial Gamer - Chapter 1470 - Capture Them Alive

In 1668, our city earned the title of “The Safest Place in the Country.”I had a lot to do with that. How?Because I was arrested.

The dust thrown into the atmosphere by the impact obscured the sky and plunged the world into an Ice Age that would last for hundreds of years without sunlight.Because of the lack of sunlight, Earth's surface had fallen to extreme cold temperatures down to tens of degrees below zero.Facing impending doom, Chen Xin was left with a shelter that he built underground and an upgrade system he found. How would he survive the crisis?Could human civilization prevail? Would the embers of hope be enough to illuminate the cold night and bring warmth to mankind?Destiny had brought forward a harsh trial. Could human beings avoid sharing the same fate as those of the dinosaurs that were extinct?

Calamity descends upon a a tranquil world in the black of night, transforming it into a death game! This a a true apocalypse, but this is not the end of humanity!

- Description from Novelupdates

I got transmigrated into a game I’ve never seen before.

I thought it was a top-notch RPG and spent 30 years on it.

I retired as a war hero and planned to spend my remaining time leisurely.

But it turns out, it was an academy story?