(played by Son Ye-jin): A bright florist whose life was saved by a heart transplant and who is currently engaged to Park Jung-jae. Park Jung-jae (played by Ryu Jin): Hye-won’s devoted fiancé. Park Jung-ah
Years later, Shim Hye-won (Son Ye-jin), a young, kind-hearted florist, has lived her life with a severe heart condition. She miraclously receives a heart transplant, and it is revealed (unknown to Min-woo) that the donor was Eun-hye. Thanks to this, Hye-won can finally live a full life, but her heart sometimes acts in strange, unexplainable ways. 3. Destiny in the Mountains (Three Years Later)
Episode 1 sets a poetic and melancholic tone, establishing the supernatural "heart memory" premise that drives the plot: