该剧讲述了韩国财阀继承女尹世利（孙艺珍 饰）因滑翔伞事故被迫降到朝鲜，爱上默默守护她的朝鲜特级军官（玄彬 饰）的故事。

Ji-hae's friend is having problems expressing her feelings to the boy she loves, so she asks Ji-hae to write e-mails to him in her name. As the boy falls in love with her letters, Ji-hae discovers the story of her mother's romance which is remarkably similar to her own circumstances.