Vocals: KOTOKO (1), Mami Kawada (2), Kaori Utatsuki (3), Eiko Shimamiya (4-5), MELL (6)
Music: Kisho Ichiyanagi (壱柳貴生)
Album was composed by Kisho Ichiyanagi and was released on February 27, 2004. Soundtrack consists of 6 tracks tracks with duration over about 25 minutes. Album was released by Limelight Software.
CD 1
| 1 | Boundary Line (Kotoko) | 02:48 | |
| 2 | Lost Shadow (Kawada Mami) | 03:30 | |
| 3 | Red & Green (Kaori Utatsuki) | 03:06 | |
| 4 | ADSR (Shimamiya Eiko) | 03:29 | |
| 5 | ADSR -Long Version- (Shimamiya Eiko) | 06:51 | |
| 6 | Hello Goodbye (Mell) | 03:53 | |
