Yozoh(요조)-Forgotten Sorrow(보이지 않는 슬픔)...
[Aion OST] The Tower Of Eternity - 10...
[원두] Forgotten Sorrow(보이지 않는 슬픔) - En...
Forgotten sorrow (eng. version) Cover
Aion- Forgotten Sorrow (Instrumental)
[피아노치는이정환X유하미] AION 아이온 O.S.T - Forgo...
Forgotten Sorrow (English)
[서휘 ]요조 - Forgotten Sorrow (아이온OST) C...