Parting Is Like Love
Parting Is Like Love from Bad Love Series by Seo Young Eun. Released: 2007.
Day And Night
Day And Night from Masters Sun by Gummy.
You & I
You & I from Temptation OST by Lena Park .
Here I Am
Here I am from Secret Garden (시크릿 가든) OST Special by 4MEN & (美).
Eternal Love
Eternal Love from Healer OST by Michael Learns To Rock. Released: 2015.