Yoona Im:Is your average highschool student expect her two childhood friends are both extremely good looking.So sometime its hard for her to get a boyfriend or make new friends.She likes a boy name Kibum but he thinks she's dating one of her childhood friends.

Donghae Lee:One of Yoona's  childhood friends.He's the captain of the basket ball team and is one of the most popular guy in his school along side his best guy friend.He secretly likes Yoona.

Leeteuk Park:He's also one of Yoona's childhood friend.He loves to play music and paint.Like Donghae he is popular among girls as well.Even though he always seem happy no one really know what he's thinking.

Taeyeon Kim:One of Yoona's friend.Like Leeteuk she loves art and music.She's in the music club with Leeteuk.She secretly has a crush on Leeteuk.

Tiffany Hwang:She's the president in the music club.She's really close to Leeteuk that sometime people think they're a couple.She has a tiny crush on Leeteuk.

Jessica Jung:Tiffany's best friend.She's the captain of the female basketball team.She's jealous of Yoona because of her childhood friend.She likes Leeteuk but loves Donghae.

Kibum Kim:Captian of the tennis team.He's one of the most popular guy in his school.He doesnt know that Yoona likes him and believes that she's dating one of her friends.He doesnt talk much unless he have to.