Baby-faced Beauty (2011)

The story of Lee So Young, a 34-year-old woman who's saddled with family debt and only has a high school qualifications, but dreams of becoming a fashion designer. Her youthful appearance is her only advantage; she is mistaken for a 25-year-old university graduate and subsequently lands her dream job when she's hired by a fashion design company, where she meets Choi Jin Wook, a man who looks more mature than his young age. 

Cast

* Jang Na Ra as Lee So Young
* Choi Daniel as Choi Jin Wook
* Ryu Jin as Ji Seung Il
* Kim Min Seo as Kang Yoon Seo
* Yoon Hee Suk as No Yong Joon
* Hyun Young as Ji Joo Hee
* Oh Yeon Seo as Lee So Jin