The album's first press edition was released in two versions: the "Rough Stone Edition" and "Tone Colors Edition", the names of which come from the origin of SixTones' name. The album's lead song "ST" was called an "emotional" and "loud" rock song about people exceeding their own limits. The "Rough Stone edition" includes the studio versions of the group's original five pre-debut songs. The group was divided into duo units for songs on the "Tone Colors edition" and recorded three different genre songs. The regular edition includes two additional songs, including a popular coupling song that was included on "Imitation Rain/D.D.", their first single, as well as a remix of the song "Telephone". "Navigator" was used as the opening theme of anime series
The Millionaire Detective Balance: Unlimited. "New Era" was used as the opening theme of anime series
Yashahime: Princess Half-Demon. The album features a mix of rock, hip-hop, R&B, pop, and EDM. The "rough stone edition" includes 15 songs, including SixTones' original pre-debut songs previously performed live. ==Track listing==