Cinderella and Four Knights (2016) (Sinderellawa Ne Myeongui Gisa) is a South Korean television series based on the novel with the same title published in 2011. The series stars Park So-dam, Jung Il-woo, Ahn Jae-hyun, Lee Jung-shin, Choi Min and Son Na-eun. It drew parallels to the 2009 TV series Boys Over Flowers. It aired on tvN from August 12, 2016 to October 1, 2016.
Cinderella with Four Knights is about a spunky girl, Eun Ha-won who is forced to live with her cruel stepmother and sister. She accidentally meets three young, rich cousins who live in luxury in a mansion. Her respectful behavior and martial arts skills help her catch the eye of the boys wealthy grandfather, and he hires Ha-won to live with his three immature grandsons so she can whip them into shape.