x HEART's digital debut song

x HEART's unofficial profile

x Yisoo's video teaser

x HEART's Youtube channel

x HEART's IG account

x KCENT's homepage

x Yisoo's IG account

x Yisoo featuring in Chanyeol and Junggigo's MV

x HEART IG fanpage

name: yang yujin (양유진)

stage name: yeon yisoo (연이수)

birthday: march 19, 1995

group: HEART (하트)

company: KCENT

position: visual

insta: @soocolor