Sumok – I’m sorry
Track 03 from Single "솔직히"
Release Date: 2019.10.29
Sumok – 솔직히
Track 02 from Single "솔직히"
Release Date: 2019.10.29
Sumok – Where
Track 01 from Single "솔직히"
Release Date: 2019.10.29
Sumok – Teddy Bear
Track 01 from EP "아무가사 챌린지"
Release Date: 2021.02.16