In-Ja, the madam of a cabaret is a mistress of the boss of espionage agent. She gathers information from the guests and gives it to Seon-Tae.
| Actor | Role |
|---|---|
 Lee HyangShin Yeon-cheol | Shin Yeon-cheol |
 Yoon In-jaMargaret / Jeongae | Margaret / Jeongae |
 Ju Seon-taeBoss of spies | Boss of spies |