Lastly, 'Shake It!' is a disco tune written by Hyunsik and Ilhoon which was included as a bonus track for CD buyers. 'I Don't Know' is a song sung by Eunkwang, Changsub, Hyunsik and Sungjae, touching all the heart-broken people out there. Minhyuk, Peniel and Ilhoon united for 'You're My Angel' which also features Joo's signature voice. Moreover, in 'Happening', the bright-up-beats puts a smile on listener's faces listening to BtoB's fun and energetic voices. R&B sound and comforting guitar sound will surely make it a song for the fall. 'Hope You're Doing Fine' is a song reminiscing the days with a guy's first love. From hip-hop to electronic music, the album contains various genres of music and fans can expect to hear BtoB's member's own creation as well.

The music video brings out the song's upbeat and bright vibe even more by having Some&Sam's casts starring it. Powerful beats and a simple melody makes the song fun and attractive. The lead single 'You're So Fly', written by Tenzo and Tasco, is about a guy singing a serenade to a girl who he just fell in love with. The official music video was released on September 29, 2014. There were also two music video teasers that were released on the 23rd and the 25th. An audio teaser was later on released on Cube Entertainment's official SoundCloud on September 24. Track #4 was listed as having a featured mystery singer that was later revealed to be Joo. It was announced that there would be five tracks and one bonus track. They revealed the track listing for the album on the 22nd. Each member's teaser was released by hour. The group started releasing individual photo teasers on September 20, 2014. On September 17, 2014, Cube Entertainment announced on BtoB's official page that BtoB would have a comeback with their 5th mini-album entitled Move.

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