Woo Joo-young (Seo Young-hee) is the eldest daughter in the family and have come through hardships in life thanks to her bright and caring personality. Her husband Tae-kyung has an affair which ends in their divorce. One day, Joo-young takes her son Chan-noh to a soccer game and meets Jang Woo-bin (Ji Hyun-woo), a former national soccer player who’s now a sports agent. Chan-noh warms to Woo-bin and this leads to a close friendship between Joo-young and Woo-bin. Woo-bin romances the divorced single mom, but their differences in age, social status and life experience create obstacles to their relationship.