Academia Island is an elite school that various genius students from across the globe attend. Among them are Yuusuke Amamiya, Jou Oohara, Megumi Misaki, who with Takuji Yano, and Mari Aikawa sought to create a suit strong enough for space exploration. However, three of their fellow classmates and dear friends, Kenji Tsukigata, Rui Senda, and Gou Omura, felt their talents are being wasted and leave to join an evil organization called Volt where offers them to raise their full scientific potential. As a result, when Yuusuke and company saw them leaving, Kenji draws a gun on the three with Takuji and Mari taking the fatal blow. Soon after, one of the professors at the school, Professor Hoshi, pitches in to help Yuusuke and his friends complete the suits so they can serve to prepare against Volt.