Hong Na-Ri works as a flight attendant. Her mother passed away 3 years ago and she doesn’t have any other immediate family members. Hong Na-Ri returns to her hometown to…
Cha Yo-Han—an arrogant but genius doctor of anesthesiology—and Kang Shi-Young—a smart, warm resident of anesthesiology—work together to help people with mysterious cases of acute or chronic pain.