Young-Joo (Park Yoo-Na) is a member of the national female curling team. She begins to experience ringing in her ears and this causes her to become a substitute player. Young-Joo travels back to her hometown. There, she meets Sung-Chan (Kim Min-Suk). Young-Joo had a crush on him in the past. Sung-Chan is a former member of the national male curling team. They become partners in mixed doubles curling.

Tae-ju, tormented by whispers and rumors swirling around her for reasons she doesn’t understand, boards a train as if fleeing. On the train, she happens to meet novelist Ewha, who tells Tae-ju she resembles the protagonist of a novel she’s writing. Arriving at the beach, Tae-ju meets a street magician named Manhyuk, visits a fortune-teller recommended by Ehwa, and spends some time with complete strangers at a guesthouse.

Ji-won, who had cut ties with everyone, takes a job at a factory that provides lodging and meals. She finds her roommate Ju-hee, a girl who dances the Tango all the time, both burdensome and intriguing. Ji-won gets involved in Hyun-woo's accident and feels uneasy as she watches Ju-hee try to take all the responsibility herself.

A man and woman who were in love in their 20s meet again in their 40s, and find that they've both become different people during their years apart.