This drama is about a female lobbyist dealing with international arms traders. Kang Tae Hyuk is a successor of a main munitions business company in Korea. He is a young businessman with perfect appearance using a refined phraseology. He has an innate ability as a lobbyist and is a master schemer. He plans to sweep over the whole of Asia.


Cast
* Song Il Gook as Harry / Kim Joo Ho
* Jang Jin Young as Maria / Yoo So Young
* Han Jae Suk as Kang Tae Hyuk
* Jung Yoon Jo as Jang Mi Ran
* Yoo Sun as Eva / Yoo Moon Young (Maria's sister)

Extended Cast
* Hu Joon Ho as James Lee (Maria's teacher / trainer)
* Kim Mi Sook as Madame Chae
* Kim Seo Ra as Maggie (Harry's aunt)
* Lee Mi Young as Jung Soon (Maria and Eva's mother)
* Seong Ji Roo as Yoo Sung Shik (Maria and Eva's father)
* Kim Sung Kyum as Mr. Kang (Tae Hyuk's father)
* Kim Joon Sung as Michael (mafia member)
* Choi Ja Hye as Karen / Kim Soo Ji (Harry's sister)
* Kim Da Hyun as Andy (Madam Chae's son)
* Lee Jae Yong as Jang Tae Sung (Mi Ran's father)
* Lee Hyun Woo as young Joo Ho
* Nam Ji Hyun as young So Young
* Park Eun Bin as young Moon Young