Song Ju and Jeong Seo who have lost a father and a mother respectively spend their childhood together like real siblings. Song Ju is there for Jeong Seo whenever she feels lonely and has a hard time, and Jeong Seo also relies a lot on Song Ju. However, after Jeong Seo's father gets married to Tae Mi Ra, Mi Ra and her daughter Yu Ri keep harassing Jeong Seo out of jealousy. Tae Hwa, Yu Ri's rough and wild older brother, has a crush on Jeong Seo who is pure and kind unlike him.

Genres

Cast

Kwon Sang-woo

Cha Song Ju

Choi Ji-woo

Han Jeong Seo / Kim Ji Su

Shin Hyun-jun

Han Tae Hwa / Han Cheol Su

Kim Tae-hee

Han Yu Ri

Lee Hwi-hyang

Tae Mi Ra

Park Shin-hye

Han Jeong Seo (Young)

Baek Sung-hyun

Cha Song Ju (Young)

Ha Jae-yeong

Professor Han Su Ha

Kim Ji-sook

Chairperson Min Seo Hyeon

Jung Han-yong

Han Pil Su