Plot of the series: Han Tae-Hee (Joo Sang-Wook) is the heir of a large company. He is suffering from a broken heart syndrome due to a psychological shock. To get the woman he loves back, he completely changes an unattractive and overweight Sa Geum-Ran to beautiful Sara (Han Ye-Seul). In the process, Han Tae-Hee falls in love with Sara.
More information: http://asianwiki.com/Birth_of_a_Beauty