Secret

Name: Jeon HyoSung
DOB: October 13, 1989
Position: Leader
Background: Pemenang kontes menyanyi Battle Shinhwa (2005). Harusnya debut bersama Uee dan Yoobin di grup ‘Five Girls’, tapi disband.

Name: Song Ji Eun
DOB: May 5, 1990
Position: Main Vocal
Background: Mengisi soundtrack Air City (Learning to Fly), Bichunmoo (Bichunmoo Ga), Lawyers of Korea (Perfume) dan bekerja sama dengan Untouchable di lagu ‘Give You All’.

Name: Zinger
DOB: February 2, 1990
Position: Rapper

Name: Han SunHwa
DOB: October 6, 1990
Position: Maknae / Vocal
Background: Bekerja sama dengan Untouchable untuk lagu ‘My Boo’.