The story begins when Shouji Fujimoto, a widowed single father who aspires to be a picture book author, encounters Minami Takasaki, a singing idol on the childrens educational show Oneesan to Utaou! (Lets Sing Along With Our Songstress!), outside work. As a television idol for children, Minami is lonely in her private life and is not allowed to fall in love. Any scandals are absolutely prohibited. Thus begins an adult love story with a songstress.

(Source: ANN, edited)