Apesar de ser chamado de "Bootleg", este é o lançamento oficial desta soundtrack, contendo grande parte da música de fundo usada no anime.

1. Attendance
2. Ectoplasm
3. Streetcar 
4. Cyberia Texture 1
5. Black Suit 1a
6. Black Suit 2b
7. Black Suit 3
8. Black Suit 4
9. Loneliness 1b
10. Loneliness 2
11. Tag (Gotcha!)
12. PHANTOMa Starting Screen
13. PHANTOMa Gaming Screen
14. Deus' Theme
15. Doll
16. Image of God
17. Collapsing Mika
18. Enormous Lain
19. Cheshire Cat
20. KIDS System
21. Beauties of nature
22. Typography 1
23. Adult Site
24. Awkward Replicant
25. Cold gaze b
26. Cyberia Texture 5a
27. Cyberia Texture 5b
28. MJ-xx
29. Zoruge
30. Track 44
31. Lain and Eiri
32. Complications
33. Captured Ghost
34. Dreadful Eiri
35. Last
36. Prototype A
37. Prototype B
38. Prototype C
39. Prototype D
40. Prototype E
41. Prototype F
42. Prototype G
43. Prototype I
44. Prototype J
45. Prototype K

1. Lain's Theme
2. Pulse Beat
3. Inner Vision
4. Strange Dimension of Mist
5. Free Zone
6. Working Man's Theme
7. Like a Lizard
8. Albatross' Ballad
9. Theme for Slope
10. Cry In The Distance (End Theme)
11. Signal of Loneliness (Image Song)
12. Lain's Theme (Reprise)
13. Space-Time Wind
14. Family Portrait

Serial Experiments Lain: Cyberia Mix  é o segundo álbum do anime Serial Experiments Lain. Essas são as músicas de fundo da boate fictícia Cyberia, que é retratada no anime. Cyberia Mix foi criado por Chikada "J.J" Wasei e Akira Takemoto. Também apresenta a edição de TV e um remix da música tema de abertura, "Duvet" - ambos removidos pela imprensa americana.
1. Chikada "J.J" Wasei – "s"peEd – 5:23
2. bôa – Duvet (Cyberia reMIX) – 5:19
3. Chikada "J.J" Wasei – professed intention and real intention – 4:36
4. Chikada "J.J" Wasei – antidepressant o44 – 6:16
5. Akira Takemoto – Psychedelic farm – 4:23
6. Chikada "J.J" Wasei – invisible file – 4:53
7. Akira Takemoto - prayer – 5:58
8. Akira Takemoto – island in Video Casset – 5:38
9. Chikada "J.J" Wasei – K.I.D.s – 6:56
10. Akira Takemoto – Cloudy, with occasional rain – 5:07
11. Chikada "J.J" Wasei – INFANiTy World – 5:23
12. bôa – Duvet (TV Sized) – 1:40