A sentimental melodrama depicting the aftermath of a fateful love between a woman named Hong who has forgotten everything and a man named Jungo who is full of regrets.

A lawyer bound by a centuries-old curse becomes entangled with a civil servant who holds the key to his freedom — igniting an unexpected romance.

Yumi is a 30-year old, ordinary woman who struggles with expressing her feelings. Told from the perspective of the many brain cells in her head, she experiences growth in both her love life, her career, and finds happiness in the small joys of everyday life.

On-yoo is an adult childhood cancer survivor. When he's not practicing with his boy band, Oh-yoo often volunteers at the hospital's pediatric cancer ward. One day, he recognizes the familiar face of an overdose patient.