S.I.S - Don't Wait

[Special Cilp] S.I.S(에스아이에스) "기다리지 말아요" ▶Connect with S.I.S S.I.S Official Site - http://cafe.daum.net/sis.official S.I.S Youtube - http://www.youtube.com/c/SISofficial S.I.S Instgram - https://www.instagram.com/sis.xxent/ S.I.S Facebook - https://www.facebook.com/sis.xxentkorea/ S.I.S Twitter - https://twitter.com/SIS_twt S.I.S V LIVE - https://channels.vlive.tv/DA9493 S.I.S Kakao Plus Friend - http://pf.kakao.com/_dnPPxl/2538926 Official Youtube - https://www.youtube.com/xxentertainmentofficial Official Instgram - https://www.instagram.com/xx_ent Official Facebook - https://www.facebook.com/xxent.official/ Official Twitter- https://twitter.com/xxent_ Official V LIVE - http://channels.vlive.tv/D0B5CF Official Site - http://xx-ent.com Official Post - http://post.naver.com/xx-ent Official Blog - http://blog.naver.com/xx-ent