Oh Na-mi was born on 28 April 1984 in South Korea. She is an actress, known for Save the Green Planet! (2003), KBS Drama Special (2010) and My Girlfriend Is a Gumiho (2010).
Ji-sook facing a hard time because of her father's debts and begin chased by moneylenders. When a series of things happen Ji-sook have to live with Eun Ha's identity (a Woman from elite family) because she look exactly like a Eun Ha.