Jennie Kim is a star surgeon at Deojun General Hospital. She is one of the best surgeon in Seoul despite being a coldhearted bitch. Jennie always struggles to be on top, she believes that no one can beat her or can come close to her greatness. But what will happen if apparently the top of the class Lisa would be an intern in the same hospital with Jennie as her supervisor? Will Lisa be able to stand Jennie's cold expressions? And will Jennie stand Lisa's annoying whims? Can the two see the beauty in each other's indifferences and learn to appreciate what love has to offer in every human being?