Like Abyss City, Aurora City was one of the major cities surrounding the Ludendorff family's headquarters at Throne City. It was even larger than Abyss City, and its military strength was greater too. However, its strategic position was not quite as critical as Abyss City's.

Nonetheless, the Ludendorff family had their own considerations for this. If the worst came to pass and Throne City fell or was overrun, the Ludendorff family's base of operations could temporarily relocate to Aurora City a