On Li Yuesu's journey through the cosmos, he stumbled upon the lost migrant vessel "Shangjia" and witnessed a troubling anomaly. The discovery prompted humanity to recognize the looming threat, resulting in an unexpected alliance between all factions in the Seoul Star Territory to confront their powerful enemies. Despite initial miscalculations, the alien species proved to be overwhelmingly dominant, ultimately leading to the destruction of the Conil star field's human population. In a last-ditch effort, Li Yuesu was sent to the center of the galaxy to seek aid from the formidable human civilization.