Japan / SEASON
Season 1
26 listed episodes · First aired September 7, 2002

Season overview
Gainer lives in a Domepolis in Siberia. One day, he is unexpectedly taken to a detention center by the Siberian Railway Guards on suspicion of emigrant activity. There, Gainer meets a young man named Gain and leaves with him when he escapes. They break into a manor house and Gainer steals an Overman to fight back against the Railway Police who have caught up with them.
EPISODE GUIDE
Full guide ↗Episodes
E1Gain and Gainer
Gainer Sanga, a skilled gamer, leads a normal life in the domed city of Yapan until he gets involved in a mysterious altercation, leading to the activation of an Overman.
E2RepaymentE3Explosion! OverskillE4The Taste of Victory is the Taste of a KissE5Eyes Shining Toward SiberiaE6Saint Reagan's AssassinE7The Railroad King, Kizz MuntE8A Hellish Relay RaceE9A Hard Struggle! Adett, the TeacherE10Asham's TenacityE11Tears Can't Be StolenE12An Attack Over Enormous Stone ColumnsE13Brunhilde's TearsE14The Apparition, DominatorE15Between the Schedule and MagmaE16A Tough Fight, Adett SquadE17A World Without LiesE18The Sword's FragilityE19Leonetta's NightmareE20Defeated at KatezuE21Overman's DarknessE22The Agato CrystalE23Overdevil RevivalE24OvermaxE25Inside the IceE26Gain Over