San E, Raina – A midsummer night’s sweetness (Acoustic ver.) July 11, 2014 by Cafeine · Published July 11, 2014 · Last modified December 29, 2016
IU – Red Queen (feat. Zion.T) & 2 other songs (MelOn Premiere Showcase) October 29, 2015 by Cafeine · Published October 29, 2015 · Last modified March 24, 2016