In the year 3576 of the Galaxy Era, the Galactic Alliance, which had governed the Milky Way for more than 800 years, was disbanded. Alliance Marshal Qi Yan died in battle and martyred his country. The newly established Galactic Republic was suffering from internal and external troubles. It was in dire straits. Some forces in the extragalactic galaxy quietly extended their sharp claws in the darkness. At the same time, a mysterious guest was welcomed into an inconspicuous small bar on the rebuilt Blue Star.