수웅 – Dream
Track 01 from Single "Dream(트웬티해커OST Part.2)"
Release Date: 2021.04.02
차오루, 수웅 – Secret Romance
Track 04 from EP "Secret Romance OST"
Release Date: 2019.02.22
수웅 – Rock Around On My Mind
Track 03 from EP "Secret Romance OST"
Release Date: 2019.02.22
차오루, 수웅 – Afternoon(Duet ver.)
Track 02 from EP "Secret Romance OST"
Release Date: 2019.02.22