I'm back after the play's TVN to advocate the real romance of actors performing arts hybrid second OST of 'what shall' is an authentic acoustic ballad band organized. Receive attention in the indie singer-songwriter scene has already participated in many drama OST 'ford cars' appeal met with an attractive dark voice sound producing team of all-weather Super ssaundeu added that more forces. 'What shall' is going to represent the pole and the hot emotions of the actors who are dedicated to the fierce love across the real situation, as well as various emotions of the actors to put naemyeo final stage of grief and aejeolham pole to crush the situation.Composer, lyricist, arranger: Super ssaundeuOther: InwooBass: choehunString: hongyungyeong, hongyunhuiRecord: jeonggeunyoung, gujahun @Madfish StudioMix and mastering: gujahun @Madfish Studio