I see some ppl are a bit confused, so here's a bit of a visual help! As he explained the motion of the chord progression of the song replicates the 'seesaw' motion going from the 4 chord to the 5 to the 6 Back to 5 and back .... (In the key of A flat major) #SUGA @bts_twt https://t.co/okzO2nrFnY