TRACK LIST :
01. 첫 사랑니 (Rum Pum Pum Pum)
02. 미행 (그림자; Shadow)
03. Pretty Girl
04. Kick
05. 시그널 (Signal)
06. Step
07. Goodbye Summer (f(Amber+Luna+Krystal) (feat. D.O. of EXO-K))
08. Airplane
09. Toy
10. 여우 같은 내 친구 (No More)
11. Snapshot
12. Ending Page