The Troubled Earth

This book is the second part of the "Ying Trouble" series. Friends who have not read the first "Ying Trouble in Space" please open the author's column~ On July 19, 2359, the Earth-Fire War broke out. While the war was ongoing, Mars and Earth successively brought back a large amount of advanced technology from the "ancestral civilization": death rays, dark masks, black hole bombs, mechanical units... Does high technology bring about survival or death? Yingying flames, separation and confusion... Purpose: Love for the Earth and Thoughts on War