Lee Jin-soo is a writer who has reached super stardom after writing thriller novels. He works for an old friend, Seo Eun-young , an intelligent, beautiful and successful woman who can handle everything that comes her way. Enter Kang Seung-yeon, a girl who has been average in everything throughout her life but is determined to be the best secretary jin-soo ever had and jin-won Han, an old flame of Eun-young that wants to win her back.