The Real One Has Appeared / The Real Has Come! · 진짜가 나타났다! Our Blooming Youth / Youth, Climb the Barrier / Sleep Memo / Sleeping Rock / The Golden Hairpin / Youth / Talk to the Moon / Youth Climbing Over the Wall · 청춘월담 / 잠중록 / 청춘이여 월담하라
Inspector Koo · 구경이 (Koo Kyung-Yi) Revolutionary Sisters / OK Kwang Sisters / Revolutionary Sisters · 오케이 광자매 Awaken / Night and Day / Day and Night · 낮과 밤 (Najgwa bam / Naggwa Bam) My Fellow Citizens! / Dear Citizens / Fellow Citizens / People of the Country · 국민 여러분 (Googmin Yeoreoboon) Revolutionary Love / Byun Hyuk's Love · 변혁의 사랑 Becky's Back / Baek Hee Has Returned · 백희가 돌아왔다 
