Their next client is fund manager Lee Sang-yong (Choi Daniel), who has fallen for Kim Hee-joong (Lee Min-jung), a young woman he met at church.Byeong-hoon is not keen on taking the case, as it turns out that Hee-joong is an ex-girlfriend of him.
The operation is a success, but Cyrano Agency needs more clients as its finances are perilous.
Unwillingly he agrees, and things initially go smoothly between Sang-yong and Hee-joong; but then Byeong-hoon's personal feelings start to get in the way of business.
Kim Hyun-seok wrote the first draft of the script in his 20s while a student on his military service, eventually forgetting about it as his career progressed.
But years later, when I began the movie, my idea of love changed.
In the 1990s a production company bought the rights to the script but no movie was produced, and after the option expired, the rights reverted to Kim.
After he wrote and directed Scout in 2007, Kim returned to the Agency draft.