Wandering Starry Sky

In the year 2100 of the Earth's calendar, an alien creature called "Alien" descended on the Earth. Faced with alien organisms whose technology was far higher than that of Earth's civilization, humans were helpless. The number of humans dropped by three-quarters in one year. Is there still hope for humans? Do you still have the ability to resist? But the path of cultivating alien magic crystals gives mankind hope... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.