The EP consists of six tracks including the title song "Juliette" and is Shinee's first Korean release after a seven-month hiatus.

[13] "We want to showcase music that is colourful and yet full of personality, and a group that leads the trend and brings to everyone many different unique sides."

The album consists of six tracks, and songwriters such as Kenzie, Young-hu Kim, Jung Yeop and Eco Bridge participated in their composition.

The title track, which is described as an urban dance song with "sophisticated" rhythm and acoustic drums, is written by Jonghyun, who took on the job of writing lyrics for the first time since debut.

In the music video for the title song "Juliette", the members wear bright clothes and clashing accessories to accentuate their youthfulness.