[1] It was seen as her comeback album following a two-year absence from the Korean music scene, and marked a change in her image with an emphasis on being "cute" rather than "sexy".

[2] The album itself features pop music that ranges in style between R&B, hip hop, disco and slow ballads.

Harisu's then boyfriend (now ex-husband) Micky Jung also worked on the album, his contributions including a rap on "Winter Story",[3][4] which was released as a digital single in December 2005.

A music video was filmed for lead track "Reaction", a song written by Shin Myeong-gu, who had previously produced albums for Diva and NRG.

The Chinese CD omitted several other tracks, but was packaged with a photo booklet and bonus VCD, containing music videos and TV footage.