계절향연 [Credit] 1.하필이면 (Feat. Makewin) *title Composed by Omamurin, 서준, Makewin Arranged by Omamurin Lyrics by 서준 , Makewin M/M by Makewin 2. 모든 계절이 유서였다 Composed by Olee, 서준 Arranged by Olee Lyrics by 서준 M/M by Makewin 3. 나의 불안에게 (Feat. LOBO) Composed by Omamurin, 서준, LOBO Arranged by Omamurin Lyrics by 서준, LOBO M/M by Ryo 4. 흔한 이별노래야 (Feat. Green Night) *title Composed by Olee, 서준, Green Night Arranged by Olee Lyrics by 서준, Green Night M/M by Makewin 5. 젊음은 그런건가봐 (Feat. moOon , 구팔) Composed by Coyblue, 서준, moOon, 구팔 Arranged by Coyblue Lyrics by 서준, moOon, 구팔 M/M by Ryo