Two men and two women, their relationship begins in tragic fates, and it grows into love, agony, and parting.
as Yoon Jun-seo
as Yoon Eun-seo / Choi Eun-seo
as Han Tae-seok
as Choi Sin-ae / Yoon Sin-ae
as Shin Yu-mi
as Im Gyeong-ha
as Professor Yoon
as Yoon Ji-hwan
as Kim Soon-im
as Kim Mun-jeong
as Choi Jong-cheol
as Lee Gang-hee
as Jae-gyeong
