ycs
i miss ㅠ (i miss you)SYSTEM SEOUL, sn7 and ycs
SS-POP 2
1:55
너 (Neo)SYSTEM SEOUL and ycs
SS-POP
3:14
약속해 (Yag Sog Hae)SYSTEM SEOUL, sn7, ycs, hawks and kira
SS-POP 3
3:27
26ssSYSTEM SEOUL, sn7 and ycs
SS-POP 3
2:08
Summer Time : DSYSTEM SEOUL and ycs
SS-POP 3
3:18
WISH YOU 행복 (WISH YOU haengbog)SYSTEM SEOUL, sn7 and ycs
SS-POP 3
2:48
