YOO Nan-Hee is a high-school girl and also the leader of the drama department. She was always a cheerful person, but everything changed when she began to feel something for JANG Gook-Yung. When she discovers that Jan Gook Yung is dating the princess of class 12, OH Eun-Yung, she ends up getting drunk. The poor JANG Gook-Yung gets stuck with taking her home but because of an accident he momentarily decides to take her to his house instead. Once there, she accidentally knocks him out and takes his clothes off for him because he fainted. The next morning her parents see the shocking image and decide that they must get married! Now they have to try to live a normal life… if they can…

Left to the naive but good-hearted high school girl Cha Young-mi’s own devices after the tragic loss of her parents, Young-mi is determined to overcome whatever hardships the future may bring in order to complete her education. Through the help of an invisible benefactor who pays for her tuition fees and other necessary expenses, Young-mi is able to finish her studies and is offered her dream job as program writer for a radio station. It is there that she meets and falls in love with her colleague Kim Joon-hoo. After Young-mi discovers a desperate message left behind by the former owner of her computer she decides to do something to help this heartbroken person…