Young Yi lost her husband at a young age, but she tries her best to move on with her husband's family and works days and nights for her daughter. She dreams to go beyond working part-time at a convenience store and become a full-time employee at the head office. Meanwhile, Kyung Jun is the eldest grandson of TS Retail, where Young Yi set her heart on. Five years ago, he underwent a corneal transplant with a donation from Young Yi's late husband and gained a new vision and a new life. What will happen to Young Yi and her second love, Kyung Jun, who has the eyes of her late husband?