The space wanderer Joseph Li accidentally discovered the lost immigrant spaceship "Shangjia" many years ago, and witnessed a frightening anomaly... People gradually realized the great danger approaching humanity. After many twists and turns, all forces in the Conil star field had to join forces to deal with the powerful enemy. Unexpectedly, the alien race was more powerful than imagined. When the humans in the Conil star field were annihilated, they had to send Joseph Li to ask for help from the powerful human civilization in the heart of the galaxy...