Songs
01
Maze (Intro)UmYull
The Theory of Happiness
1:34
02
피차일반 (彼此一般) We're no different (We're no different)음율 (UmYull)
The Theory of Happiness
4:13
03
반비례 (反比例) Inverse (Inverse)음율 (UmYull)
The Theory of Happiness
4:00
04
행복이론 (幸福理論) Happy Logic (Happy Logic)음율 (UmYull)
The Theory of Happiness
3:40
05
Sense of Reality (Outro)UmYull
The Theory of Happiness
1:48
