Common Ground (커먼 그라운드) - Mirror Lyrics [The Sound of Heart (마음의 소리) OST Part.5] Single: 마음의 소리 OST Part.5 (KBS2 웹드라마) Lyrics: FUNKINPIE Composition: FUNKINPIE Arrangement: FUNKINPIE, 백중현 Release … [Read more...] about Common Ground – Mirror Lyrics (The Sound of Heart OST)