Season 1

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.

1. 

   1. Gain and Gainer

   2002-09-07 · 30m

   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.

2. 

   2. Repayment

   2002-09-14 · 30m

3. 

   3. Explosion! Overskill

   2002-09-21 · 30m

4. 

   4. The Taste of Victory is the Taste of a Kiss

   2002-09-28 · 30m

5. 

   5. Eyes Shining Toward Siberia

   2002-10-05 · 30m

6. 

   6. Saint Reagan's Assassin

   2002-10-12 · 30m

7. 

   7. The Railroad King, Kizz Munt

   2002-10-19 · 30m

8. 

   8. A Hellish Relay Race

   2002-10-26 · 30m

9. 

   9. A Hard Struggle! Adett, the Teacher

   2002-11-02 · 30m

10. 

    10. Asham's Tenacity

    2002-11-09 · 30m

11. 

    11. Tears Can't Be Stolen

    2002-11-16 · 30m

12. 

    12. An Attack Over Enormous Stone Columns

    2002-11-30 · 30m

13. 

    13. Brunhilde's Tears

    2002-12-07 · 30m

14. 

    14. The Apparition, Dominator

    2002-12-14 · 30m

15. 

    15. Between the Schedule and Magma

    2002-12-21 · 30m

16. 

    16. A Tough Fight, Adett Squad

    2003-01-11 · 30m

17. 

    17. A World Without Lies

    2003-01-18 · 30m

18. 

    18. The Sword's Fragility

    2003-01-25 · 30m

19. 

    19. Leonetta's Nightmare

    2003-02-01 · 30m

20. 

    20. Defeated at Katezu

    2003-02-08 · 30m

21. 

    21. Overman's Darkness

    2003-02-15 · 30m

22. 

    22. The Agato Crystal

    2003-02-22 · 30m

23. 

    23. Overdevil Revival

    2003-03-01 · 30m

24. 

    24. Overmax

    2003-03-08 · 30m

25. 

    25. Inside the Ice

    2003-03-15 · 30m

26. 

    26. Gain Over

    2003-03-22 · 30m