Single release from livetune who is very popular with their song "Tell Your World," which is a song used for the Google Chrome's TV spot. This single includes "Transfer," in which they welcomed Megumi Nakajima, a very popular voice artist well known for her work as a Ranka Lee ("Macross Frontier" anime series). Also includes "Sign" featuring Yun*chi, and the 3rd track featuring AVEC AVEC as a remixer.