Cha Mi-jo announces her sabbatical to her two best friends. Chance encounters and sweet-scented peonies draw Kim Seon-u and Mi-jo together.

Unable to let her go, Kim Jin-seok asks Jeong Chan-young to rethink their breakup. Mi-jo receives a heart-racing confession... and heartbreaking news.

Jin-seok's wife confronts Chan-young. Lacking the courage to tell Chan-young the diagnosis, Mi-jo takes her anger out on someone else.

Chan-young and Jin-seok tearfully reveal their secrets to each other. A friend's sighting of Kim So-won at an unlikely place rattles Seon-u.

Chan-young creates a bucket list of her to-do items for loved ones. Mi-jo consoles a guilt-ridden Seon-u, who blames himself for So-won's sorrows.

At an impromptu dinner for four, Seon-u's dad shows his affinity for Mi-jo and aversion for So-won. Chan-young's mom stops by while Jin-seok is over.

Chan-young finds information on Mi-jo's birth mother and auditions to achieve a long-awaited dream. So-won moves into the orphanage.

Seon-u asks his father to apologize to So-won. Chan-young's mom demands answers from the trio. Mi-jo learns of her biological mother.