Autumn In My Heart a.k.a. Endless Love (KBS)
Cast: Song Seung Hun, Song Hye Kyo, Won Bin, Han Na Na
Yun Joon Suh (Choi Woo Hyuk) and Yun Eun Suh (Moon Geun Young) are very close brother and sister who lived happily with their parents (Jung Dong Hwan and Sun Woo Eun Sook) for fourteen years. Then when Eun Suh gets into a bicycle accident, it is discovered that her blood type is not the same as her parent's. They soon discover that she was switched at birth. Their real daughter, Shin Ae (Lee Ae Jung), is Eun Suh's biggest rival at school. Her mom (Kim Hae Sook), Eun Suh's birth mother, is very poor and can barely support herself and Shin Ae. She also has a really bad temper. Shin Ae hates her life and Eun Suh. She schemes to get back the life that she was born to have. Joon Suh's mom doesn't want to give up Eun Suh at first but cannot leave behind her real daughter Shin Ae. Eun Suh realizes the tough situation she is in and voluntarily leaves the Yoon household. Joon Suh loves his sister very deeply and is devastated, but the Yoons leave for America. The two share a tearful good-bye. Years later, Joon Suh (Song Seung Hun) returns to Korea as a very successful artist. He is engaged to Yoo Mi (Han Na Na), the daughter of his paren'ts friends. His bestfriend Tae Suhk (Won Bin) is the son of a rich family. Tae Suhk falls for Eun Suh (Song Hae Gyo). When Joon Suh returns to Korea, he is reunited with Eun Suh through Tae Suhk. After seeing how poor she is, he starts to help her out and falls in love with the girl he believed was his sister for fourteen years. But their love is soon threatened by Joon Suh's parents, Tae Suhk, Yoo Mi, and Eun Suh's illness which could end her life.