BYUN BAEKHYUN/Bodyguard         

Baekhyun is a responsible boy...he loves his parents but they've died in an accident...there are rumours about his parents being murdered by someone in the palace...he replaced his father as a bodyguard to find out who is behind all this and wants to take a revenge...

      PARK TAEMIN/Princess      

Taemin is a regular girl...she lives in the palace with her older brother...her father had died...and her mother ran away without any reasons...she always acting great and brave in front of her bodyguard in palace...but at school...she's a coward and always being bullied...she've been their target because they knew that she's from a rich family but they don't know her real identity is a princess...her life changes as she met her personal bodyguard as a senior in her school...

             PARK CHANYEOL/Prince      

Chanyeol is Taemin's brother...he is a playful boy and he gets serious mad when someone disturbs his younger sister...Baekhyun is his bestfriend and they have the same age...he also wonder why is his father died in the same date as Baekhyun's parents did...something's not right...

         KIM GAYOUNG/Taemin's BFF   

Gayoung is a good friend of Taemin...she always help Taemin if she gets bully...she have feelings for Taemin's brother...she love her friend so much and always hangout her...she also knew that Taemin's a princess and Taemin's brother is a prince...

                XI LUHAN       

Luhan is a mysterious person in Taemin's school...and he always follow wherever Taemin go...after Baekhyun notice...Baekhyun stalks all his movements...