Every day is extraordinary for five doctors and their patients inside a hospital, where birth, death and everything in between coexist.

Eun Gye-hoon, a famous chef, opens a restaurant in a town he lived when he was a little kid. In the past, he had a twin sister. But after a traumatic incident tat the hometown, the family lost her. He used to have a strong emotional link to his sister, able to synchronize with any kinds of feelings she was having. When Noh Da-hyun, a young woman in need of help, visits him one day, Gye-hoon starts to feel that strong link again.

Seo Gi-joo, a lonely photographer who is bound by a contract to take pictures of the dead for generations in his family, meets Han Bom, a woman who protects him from death, and realizes the preciousness of life as he faces life and death together.

A well-respected announcer suddenly loses his ability to self-censor on air, catching the attention of a TV writer who invites him on her variety show.

After the sudden death of her husband, Ha-yeon is left in shock and quietly tries to return to everyday life. But an unexpected threatening phone call makes her feel that she is being watched. In a state of anxiety and isolation, Ha-yeon gradually finds comfort in Hyun-woo, the neighbor who lives upstairs. As details surrounding her husband's death begin to surface, she is drawn into an increasingly complex web of secrets and suspicion.