Contents
- Digipack Cover : 165×165 (mm)
- Photo Book : 160×160 (mm) / 48p
- Disc : 1ea
- Photo Card : 55×85 (mm) / Random 2ea of 8
- Mirror Message Card : 90×150 (mm) / Random 1ea of 4

** FIRST PRESS ONLY**
- Gold Card : 55×85 (mm) / 4ea
- Silver Card : 55×85 (mm) / 8ea

Track List
1. 法則:THE RULES
2. SERVE
3. Extancy (Wumuti&Rui)
4. BACK 2 BACK
5. HIPS (Hyun&Haru)
6. Masterpiece
7. SERVE (Instrumental)