Season 1
September 7, 2002
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.
26 Episodes
Episodes
Gain and Gainer
September 7, 2002
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.
Repayment
September 14, 2002
Explosion! Overskill
September 21, 2002
The Taste of Victory is the Taste of a Kiss
September 28, 2002
Eyes Shining Toward Siberia
October 5, 2002
Saint Reagan's Assassin
October 12, 2002
The Railroad King, Kizz Munt
October 19, 2002
A Hellish Relay Race
October 26, 2002
A Hard Struggle! Adett, the Teacher
November 2, 2002
Asham's Tenacity
November 9, 2002
Tears Can't Be Stolen
November 16, 2002
An Attack Over Enormous Stone Columns
November 30, 2002
Brunhilde's Tears
December 7, 2002
The Apparition, Dominator
December 14, 2002
Between the Schedule and Magma
December 21, 2002
A Tough Fight, Adett Squad
January 11, 2003
A World Without Lies
January 18, 2003
The Sword's Fragility
January 25, 2003
Leonetta's Nightmare
February 1, 2003
Defeated at Katezu
February 8, 2003
Overman's Darkness
February 15, 2003
The Agato Crystal
February 22, 2003
Overdevil Revival
March 1, 2003
Overmax
March 8, 2003
Inside the Ice
March 15, 2003
Gain Over
March 22, 2003
