The End of the World: Humanity's Last Barrier

2175, Blue Star Catastrophe Day, commonly known as the "75 Doomsday Plan" The chief scientist of mankind successfully developed the "t0 reagent" underground city in the Sahari Desert, becoming the last bastion of mankind! Alien invasion, how can the eggs be completed after the nest is overturned? In 2185, people came to launch the "Star Hunting Project" Can mankind successfully repel the alien group and the alien forces behind it? Let's see the protagonist save the world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.