Cinderella and the Four Knights

Following the death of Eun Ha-won’s (Park So-dam) mother she is forced to live with her cruel stepmother and step sisters who treat her terribly.  Desperate to escape her situation and pursue her dream of becoming a teacher, she takes various part-time jobs to save up for her University tuition.  

Kang Hyun-min (Ahn Jae-hyun) decides to hire Ha-won as his date for his grandfather’s fifth wedding, and after his grandfather witnesses Ha-won’s no-nonsense attitude towards Hyun-min he offers her a job that involves her undertaking missions at his request to bring the cousins closer together – the only condition is that she moves into the Sky Castle Mansion.  There she meets Kang Ji-woon (Jung Il-woo), Kang Seo-woo (Lee Jung-shin), Chairman’s secretary Lee Yoon-sung (Choi Min) and Park Hye-ji (Son Na-eun).