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.

Surgeon Henry Johnsen starts a secret battle to find a cure for an incurable brain tumor he was diagnosed with. As he struggles to maintain his usual superiority over his patients and colleagues, is it finally time to come clean?

1 Rittoru no Namida is a Japanese television drama for Fuji Television about a girl who was diagnosed with an incurable degenerative disease at 15, but was able to continue her life until her death at the age of 25.