Fly Again (EP)

The music video for the song was also released through Woollim Entertainment's official YouTube channel on the same day.

The sixth track, 지킬 앤 하이드 (Jekyll & Hyde) is a song with a jazz sound about post-breakup feelings featuring the singer Taewan.

The last track, 니가 미치지 않고서야 (As Long as You're Not Crazy) is a song about catching their lovers cheating and features Sanchez from Phantom.

It shows the duo playing a prosecutor and lawyer in a court room interrogating and vying for the attention of the female co-star.

The pair recount embarrassing "cases" with the girl that includes the guys getting into a car crash and spilling coffee on their love interest.