Seo Hee-Soo (Han Ji-Hyo) is a college student who wants to become a songwriter. She has never had a boyfriend in her life, and her self-esteem is practically nonexistent. She happens to find a mysterious notebook of lyrics that makes the writer’s love come true. Her best friend, Jung Shi-Ho (Do Young), is the only one who knows about Seo Hee-Soo’s notebook. Seo Hee-Soo soon becomes involved with various men. Kim Do Bin (Bang Jae Min) is a handsome and talented singer at the singer-songwriter club who becomes involved with Seo Hee-Soo because of her magical notebook.