Kang Shinwoo is the secretary to the new CEO in Jeong Corporation, Yoonie. With his neat and sharp look, along with stern attitude, he is the opposite from the laid-back and childish Yoonie. He is always trying to make the new CEO work efficiently. He is described as handsome yet cold, and a hard worker. Whenever he is in proximity to Yoonie, he is always seen being fed up with the younger man's antics.