-          Lee Tae Min [taemin]

-          20

-          Just graduated from high school

-          Work at SM Holding

-          Onew’s dongsaeng

-          Cute, sensitive, hardworking

-          Sulli’s best friend

-          Choi Min Ho [Minho]

-          22

-          Senior at SM Holding

-          Krystal’s bestfriend

-          Mean, playful, cold, always come up with a plan before act

-          Lee Jin Ki [onew]

-          24

-          Graduated from Cheonha University

-          An engineer

-          Jessica’s fiancé

-          Taemin’s hyung

-          Responsible, loving, caring, romantic, thoughtful, kind, easy-going

-          Kim Jong Hyun [JongHyun]

-          23

-          Minho’s and Taemin’s team leader

-          Strict, hardworking, kind, passionate

-          Jung Krystal [Krystal]

-          20

-          Works at SM Holding [different department from Minho n Taemin]

-          Minho’s bestfriend

-          Jessica’s dongsaeng

-          Cute, talkative, hardworking, sweet, loving

-          Jung Jessica [Jessica/Jess/Sica]

-          24

-          Graduated from Cheonha University

-          Architect

-          Onew’s fiancé

-          Krystal’s Unnie

-          Funny, talkative, supportive, smart, kind, beautiful

-          Choi Sulli [Sulli]

-          20

-          Just got back from Malaysia

-          Work at bookstore

-          Taemin’s best friend

-          Gentle, warm, sweet, optimistic, grace

-          Kim Ki Bum [key]

-          22

-          CEO of a very big company

-          Sporting, easy-going, weird?