Tracks
| # | Title | Sung by | |
|---|---|---|---|
| 1.1 | 当事者 | EGOIST | 4:02 |
| 1.2 | Fallen (M2U Remix) | EGOIST | 4:07 |
| 1.3 | All Alone With You (Serph Remix) | EGOIST | 4:21 |
| 1.4 | 名前のない怪物 (Giga Remix) | EGOIST | 3:17 |
| 1.5 | 当事者 (Instrumental) | EGOIST | 4:00 |
| 2.1 | 当事者 Music Video | EGOIST |
Source: MusicBrainz release group 1664a599-1fc8-40a2-a485-5ce8c5fb05fa (CC0). Cover: Cover Art Archive.