The SRX team's Mai Kobayashi, who had lost her memories, learns that she was once the leader of the Aerogater forces who attacked earth, Levi Tolar. As if rushing in through a crack in her wounded heart, the remanants of Levi's mind increase in strength. Mai leaves the Hagane in the R-Gun Powered, as if being led by Levi. She is met by Neo-DC, who attack her despite the cease-fire. The leader of the Neo-DC forces is Aguila Setme, who knows another secret about her past..