Ainochikara by SunnyVisual.
They also did many MV's like IU-coin, Dreamcatcher-scream, BIA4-Like a movie etc.
세븐틴(SEVENTEEN)
This was rare as OMG haven't been actively promoting in China.
The MV was directed by SunnyVisual's Yoo Sungkyun the director of CLOSER's MV. He's receiving praise for excellently expressing the emotional storyline in a mystical and fantasy-themed video.
#OMGSecretGarden