TaeYang (Dong Young Bae)

TaeYang is a nice guy.He is Yuri's ex-boyfriend.He loves Yuri so much but has to break up with Yuri because Yuri's crush is back.He is sad because the girl he loves so much is being with other guy.TaeYang has a bunch of friends that are a good and handsome guys.They always helped TaeYang.TaeYang is not rich.But he is a littlebit expert in martial arts.

Yuri (Kwon Yuri)

Yuri is TaeYang's ex-girlfriend.Yuri didn't like TaeYang that much.Yuri dated with TaeYang because she thinks he can protect her from any harms.That's all.She has a crush on EunHyuk since high school session.She wanted to be together with EunHyun when he is back from America.

EunHyuk (Lee Hyuk Jae)

EunHyuk is Yuri's crush.He is rich because he is the son of the Lee Cooperation.He studies in America when he is in college.He came back to Korea because he wants to find his crush,Im Yoona.But suddenly Yuri appeared and told him that she likes him.He couldn't reject her.So he just agree to be her boyfriend.But he didn't even love or like her.

Yoona (Im Yoona)

Yoona is EunHyuk's crush.She knows that EunHyuk like her because he confessed to her when they are in college.Yoona studied in America too.When EunHyuk confessed to her,she didn't even bother to accept or reject it because she has a boyfriend named Kwon Jiyong.Jiyong is her childhood friend.

G-Dragon (Kwon Jiyong)

G-Dragon is Yoona's boyfriend,he is a rich guy too.They know each other when they are in high school.G-Dragon is one of TaeYang's friend.But,G-Dragon is a playboy.Yoona didn't know that he is a playboy.G-Dragon didn't even like Yoona.He dated with Yoona because of her body.He wanted Yoona to be in the bed with her.His ideal type is cute,pretty,y and innocent girl.Yoona fit all the rules.So,he is thinking to leave Yoona after she got under him.