Jiyong  23rd years old. He loves to party, clubbing and having fun with his friends from elite community, he is very cool and hot, famous among girls and everybody now that he is such a player, no one from the girls can’t rejected him . His personality actually lovely, he is very romantic  and sensitive, he really loves to sing and the girls with beautiful voices can make him fallin love...

Kris 20th years old. He is Jiyong younger brother. He is student in the famous college in korea, he is so smart, but he is bad boy, he always make a trouble, and just because his father is one of the founder of the college, he still can be the student there. Actually all the teacher feel so sick to teach him, all of them giving up of him. He is the most wanted among girl because he have a such a very handsome cool face...but he is too cold to woman! He just go to school only for sleep and playing piano like her mom always do it when she still alive.

Mr. Kwon, desperatly sad after his wife leave him. And the best way to forget about it, he just work, work and  work, he just go home in the middle of the night...he just don’t care anymore about his sons

Park Bom 27 years old. People call her miss lucky. With her beautiful face and doll like figure, she also very genius. She came from wealthy family and she is the only one daughter. She is very talented, she have an angel voices, she can play violin, piano, cello, painting, she is very good in every sport, and because she is too genius she have a laude with the highest point in korea.  (Too bad, she have a weird personality.....and nobody know that!)