This drama is based on the same name novel by (정경윤 / Jung Kyung-Yoon) which was first published on 2013-April-3 by Gaha. The Webcomic by Kim Young Mi which was first published on 2016 via kakao.comalso based on the novel of same name.
It’s revolves around a cocky vice president who is narcissist and his highly capable secretary of nine years.