GOT7 show their songwriting talents in their latest mini-album Flight Log: Departure which is themed around love and friendship. The eight-track album includes the double title songs Fly, written and composed by earattack, the composer of Everytime from the Descendants of the Sun OST, and HOME RUN, for which leader JB and Junior participate in composing and writing lyrics. Other members were also involved in the songwriting process for various tracks on the album. Young K from JYP's rookie band DAY6 wrote lyrics for the song Beggin on My Knees. This edition comes with a 100-page Serenity Version booklet, a random photo card, a random photo ticket and a Departure Card.