Memories of Ryo Metaru Faito Beibureedo : Season 1 Episode 14

Kenta loses his temper when Ginga starts acting strangely. Finally he gets Ginga to tell the story of his past. Ryo Hagane, Ginga's father and the owner of Pegasus, had tried to stop Ryouga taking L-Draco. After losing, Ryo gave Ginga Pegasus before disappearing, and Ginga took it upon himself to stop the Dark Nebula.