172 Days Survival Rule

On the eve of the Fourth World War, the world was plunged into energy depletion, nuclear arms race and doomsday panic. In this chaotic era, Mo Xiaoyu, an unknown college student, accidentally received a mysterious signal from the depths of the universe: Countdown to zero: 172 days. Once the countdown reaches zero, the entire human civilization will be wiped out. The battle between great powers, the red dragon defense system, alien hunting civilization, quantum technology breakthrough... In these 172 days, mankind will either self-destruct or face the ultimate judgment. When the Hunter-Killer mothership arrived in Earth orbit, Mo Xiaoyu discovered that this was not only a war, but also a game of survival that spanned civilization and the universe. 172 Days, the ultimate countdown to earth civilization has begun!