BTOB's Hyunsik sings 'If By Chance' for 'I Will Be Your Melody'

BTOB's Eunkwang croons 'Last Love' for 'I Will Be Your Melody'

BTOB's Minhyuk croons 'Sometimes' for 'I Will Be Your Melody'

Sungjae serenades fans with 'Confession' for BTOB series 'I Will Be Your Melody'