Autumn in My Heart (2000)
A heart's first awakening.
Creator: Oh Soo Yun
Two men and two women, their relationship begins in tragic fates, and it grows into love, agony, and parting.
Where to watch
OnDemandKorea
Kocowa Amazon Channel
Kocowa
Creators
Oh Soo Yun
Cast
Song Seung-heon
Yoon Jun-seo 
Song Hye-kyo
Yoon Eun-seo / Choi Eun-seo 
Won Bin
Han Tae-seok 
Han Chae-young
Choi Sin-ae / Yoon Sin-ae 
Han Na-na
Shin Yu-mi 
Sunwoo Eun-sook
Im Gyeong-ha 
Jeong Dong-hwan
Professor Yoon 
Lee Han-wi
Yoon Ji-hwan 
Kim Hae-sook
Kim Soon-im 
Kim Na-woon
Kim Mun-jeong 
Kim Hyeong-jong
Choi Jong-cheol 
Seo Yoon-jae
Lee Gang-hee 
