CONTENTS (Each album includes)
– Photobook : 48p
– DISC
– Photo Cards : Random (2 out of 8)
– Mirror Message Card : Random (1 out of 4)
– Gold Card : First Press Only Limited 4ea
– Silver Card : First Press Only Limited 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)