신현승
Hae-In's uncle. He is a live sound engineer and the owner of the studio Hae-In plays at.
Hae-In Sin
신해인
Yeo-Un Lee
이여운
A-Reun Han
한아른
Hyeon-Jae Seong
성현재
Yu-Ju Oh
오유주
Sin-Yeong Won
원신영
