PARK HYOMIN

- 23 years old

- Childhood Friend Taeyeon and Boram

-Transfer Student in Sky University

-She Secret agent knows every type of weapon 

-her family die in car accident

KIM TAEYEON

- 23 years old

-Childhood friend of hyomin and Boram

- Snsd Leader and attend in SKY University

JEON BORAM

-23 years old

-Childhood friend Hyomin and Taeyeon

-Attend SKY University and daugther of Sky university owner

- member of T-ara 

GIRLS GENERATION

T-ARA