Lee Jin Pyo (Kim Sang Jung) knew from a friend that his son, Professor Johnny Lee (Lee Min Ho) is not doing what he wants. Lee Jin Pyo can not believe that his son is not minding what he taught him to do. Lee Jin Pyo thought that he raised Johnny Lee as one of the best, who can revenge towards the South Korean Leaders. Meanwhile, Professor Johnny Lee is worried to Agent Kim Nana (Park Min Young) whom he had an argument with yesterday. Professor Johnny Lee recently knew that Agent Kim Nana's life is in danger being the body guard of the defense minister in South Korea. With this in mind, how will Professor Johnny Lee protect Agent Kim Nana from his father, Lee Jin Pyo?
