The existence of ‘Knights’ who have awoken special powers. The boss ‘monsters’ that have embraced the dimensional power of the dungeons. The ‘Titan’ that was an important tool in monster huntin...

(from ebookjapan): Seven warriors, including Hoshi Hikaru, protect the earth from alien attacks. Their special move is Miracle Nova! "Rainbow Squadron Robin" is a science fiction anime created by "Studio Z...