Tracklist
- 1 Howling 4:42
- 2 Nervous Breakdown 4:07
Release notes
First press comes with 4 bonuses:
1. “DARKER THAN BLACK” character data book.
2. Includes entry ticket for a prize draw (linked to the album).
3. ABS original school emblem sticker included.
4. Flyer with password to download wallpapers and screensavers (until May 31, 2007).
Opening theme for the MBS / TBS anime “ DARKER THAN BLACK -The Black Contractor- “.
