Sim Chung-Yi has an absolute sense of sight which allows her to identify thousands of colors. She also has a bright personality. Sim Chung-Yi meets Ma Poong-Do who is a pianist. He is highly skilled on the piano, but he receives criticism that he has lack of sensibility. Sim Chung-Yi and Ma Poong-Do develop romantically. Sim Chung-Yi also tries to find a secret of her father.
as Sim Chung-Yi
as Ma Poong-Do
as Yeo Ji-Na
as Baek Shi-Joon
as Sim Hak-Kyu
as Bang Deok-Hee
as Ma Young-In
as Ma Jae-Ran
as Seo Pil-Doo
as Jung Moo-Sim
as Oh Gwi Nyeo
as Ko Yeo-jung
as Ryan
