[MV] SUNG SI KYUNG(성시경), IU(아이유) _ First Winter (첫 겨울이니까)

[MV] SUNG SI KYUNG(성시경), IU(아이유) _ First Winter(첫 겨울이니까) K-POP Wonderland, 1theK K-POP의 모든 즐거움을 1theK(원더케이)에서 만나보세요! :) Welcome to the official YouTube channel of K-POP Wonderland, 1theK “1theK Originals“ Subscribe 👉 *English subtitles are now available. :D (Please click on ’CC’ button or activate ’Interactive Transcript’ function) [Notice] 1theK YouTube is also an official channel for the MV, and music shows will count the views from this chan