Kim Ha Neul , is a girl whose parents own a huge and rich company named The Kims . Haneul's father , Kim Dong Wook , is a best friend of the company name The Ohs . oh Sehun , is a boy whose parents own a huge and rich company named The Ohs . Till one day they become slightly bankrupt and was arranged by his father , Oh Soo Won to marry Kim Ha Neul . how will the marriage go on ? will Sehun accept the reality ? what happen to Haneul's boyfriend , Park Chanyeol? read to find out :)