Title: 신데렐라 언니 / Cinderella Unni
Also known as: Cinderella’s Stepsister / A Modern Story of Revenge
Genre: Romance, melodrama
Episodes: 20
Broadcast network: KBS2
Broadcast period: 2010-Mar-31 to 2010-Jun-03
Air time: Wednesday & Thursday 21:55

Synopsis :
A modern day adaptation of Cinderella with a twist as our Cinderella, Goo Hyo Sun, is loved by everyone whereas her stepsister, Eun Jo, has a dark past and struggles with the fact that her mother starts to care more for Hyo Sun than her.

Cast :
Moon Geun Young as Song Eun Jo
Seo Woo as Goo Hyo Sun
Chun Jung Myung as Hong Ki Hoon
Taecyeon as Han Jung Woo
Yoon Suk Hyun (윤석현) as Jung Woo (adolescent)
Lee Mi Sook as Song Kang Sook
Kim Gab Soo as Goo Dae Sung
Kang Sung Jin as Yang Hae Jin
Choi Il Hwa as Chairman Hong
Yun Woo Jin (연우진) as Dong Soo
Go Se Won as Hong Ki Jung
Seo Hyun Chul (서현철) as Kang Sook’s true love
Kim Chung as Ki Hoon’s mother
Seo Ji Eun (서지은) as Nam Yi