Cosmic vagabond Li Yuesu accidentally finds the immigrant spaceship "Shangjia" that disappeared many years ago, and witnesses a terrible anomaly... People are gradually discovering a great danger approaching humans. All forces in the region must work together to face a powerful enemy. Unexpectedly, the strength of the alien race was beyond expectation. When the humans in the Conil Starfield were wiped out, they had to send Li Yuesu to ask for help from the powerful human civilization in the heart of the galaxy...