1 In the Digital World
2 A Promise
3 Story of the Past
4 Augma
5 Back Ground Music No. 1
6 Welcome to Ordinal Scale
7 Logging In #1
8 Beginning of the Fight
9 Fight in the OS
10 You Won
11 Mystery of OS #1
12 Night Time
13 Logging In #2
14 She Has a Luminous Sword
15 Yuna #1
16 Mystery of OS #2
17 Starting to Solve the Mystery
18 Yuna #2
19 Logging In #3
20 Her Dream
21 Loss of Memory
22 To Find Her Memory
23 To Find Her Memory #2
24 His Anger
25 I Have to Regain Her Memory
26 Logging In #4
27 Another Field to Overcome
28 Yuna #3
29 Yuna #4
30 Mystery of OS #3
31 He Has Something to Hide
32 The Lost Daughter
33 In Her Room
34 I Will Be Close to You
35 I Will Fight to Regain Her Memory
36 Who Are You?
37 It's Just Only a Game
38 He Knows Something
39 A Short Break
40 Facing Each Other
41 Something Wrong is Happening
42 Father and Daughter
43 Can We Save Them?
44 We Are Always Together
45 The Place We Should Have Reached
46 For Your Bravery
47 I Will Fight with You!
48 Let's Join Swords
49 He Is Here
50 Shooting Stars
51 Ubiquitous dB
52 Longing
53 Delete
54 Break Beat Bark!
55 Smile for You