Hae Jung Shin - a top student in her high school - leads a twisted and bizarre alternate life that no one could possibly imagine. After losing her mother, she's embittered by life and continuously feels victimized by the world. Her boyfriend, Jimmy, provides Hae Jung a sense of security despite their volatile relationship. Together they create a dysfunctional 'crazy' world, wherein they learn about the innocence and insanity of love. Enter Sung Moon Jin, an aspiring singer and fellow classmate of Hae Jung's and Jimmy's. He's always been infatuated with her from afar and when he finally meets her, he's determined to win her heart at any cost while at the same time recognizing that she lives in a world he can't relate to ... although that doesn't stop him from trying to come between Hae Jung and her boyfriend. Bo Na, self-proclaimed 'best friend' of Hae Jung and part of their 'crazy' clique helps them make a fool out of Sung Moo, all for the sake of pure entertainment.

Hae Jung Shin
A bright and smart gal who's at the top of her high school class. After losing her mother, she's become completely embittered by the injustice that life has inflicted upon her.

Sung Moo Jin
An aspiring singer and classmate of Hae Jung. He's been infatuated with her from afar and is determined to win her heart at any cost.

Jimmy
Hae Jung's boyfriend and the antithesis of Jin Sung. In spite of their tumultuous relationship, he provides Hae Jung a sense of security from her own painful reality.

Bo Na
A self-proclaimed 'best friend' of Hae Jung who helps Jimmy and her make a fool out of Sung Moo Jin.

Lee Vin
One of today's leading Korean manga artist, Lee Vin is best known for creating passionate and compelling titles such as Goodbye, Gae Ddongee, Post Modernism City, Teenage Fan Club Girls, One, Plum, Everyday is Like Sunday, My Resolution with a Twin and Insecurity and Love.

She made her manga debut in 1991 with I'm a Turnip. She is married to Korean manga artist Ho Jin Chun.