Seo In Young - 사랑하면 안되나요 (Can't I Love You) (OST IRIS Part.6)
Seo In Young - 내가 많은 걸 바라는 게 아니잖아 (I'm not asking for much) (OST School 2021)
Seo In Young - I Still Love You (OST Queen of Mystery 2)
Seo In Young - 너에게 안겨 (Hugged By You)
Seo In Young - 높은 하이힐 (SCREAM)
Seo In Young - 소리질러 (High Heels)
Seo In Young - R U READY
Seo In Young - 거짓말 (Lies) (Feat. Kanto Of TROY)
Seo In Young - 영화찍지마 (Don't Take a Movie)
Seo In Young - Thinking Of You (Feat. Zion.T)
