I'm curently watching this drama (which is AMAZING, btw) and I fell in love with the soundtrack...it has a wide range of songs, from balleds to cutsy tunes, to upbeat tracks...It's really good, so give it a try. Oh, and I also uploaded my favorite track seperately, if you want a sample. ^^
Wonderful Life Original Soundtrack02) 조각 - 지선(러브홀릭)