Jun-kyung says that she's not into dating or seeing new people. It seems that she's living a perfect single life, but actually, she's struggling with loneliness every day. Jin-ho quits his job and decides to spend more time with the family. Jun-seo is a grad student who's worried about his future. He wants to be loved and love others, but a shocking incident changed him.

Mi-ran was a big part of the family's life. She was the center who gathered the family together. Ever since the accident, the family couldn't move on and just stayed there, hurt emotionally. Now that Mi-ran is gone, the lives of the remaining ones move on again. Jun-kyung runs into a man, Jun-seo's relationship is at a crisis, and Jin-ho decide to go on a trip by himself.

After the funeral, the family is back to their lives. While they are still absorbing the grief and sorrow, new people and events enter their lives. Jun-kyung gets closer to Do-hyun, and she even does something she'd never do. Jin-ho slowly opens up to Ja-yeong, who has taken care of him, as he is travelling alone. Jun-seo reproaches himself, thinking he's wasting his time.