#Heartbeat is superior. So beautifully executed and intoxicating. This is my fave from the soundtrack... And the music video? It's the K-Drama we all needed. 😭 https://t.co/cyLTSa2xlG @BTS_twt

— Jae-Ha Kim κΉ€μž¬ν•˜ (@GoAwayWithJae) June 28, 2019