Characters

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  Kang Yeoju (Cho Yeojeong)

  "Don't cheat me, I don't know what I'm gonna do. I'm not joking my love, if you want to keep your body warm, be good"
  
  She is a novelist who is famous for writing a mystery novel that people get killed every three page. She hates people who commit affairs so much that she has wrote a contract of 'Cheat on Me if You Can' before she marry. But one day, she finds out that her husband who she trusted so much and praised as 'national husband' cheated on her. She was so shocked and felt betrayed. But Suho shows up to her...
  "Don't cheat me, I don't know what I'm gonna do. I'm not joking my love, if you want to keep your body warm, be good"
  
  She is a novelist who is famous for writing a mystery novel that people get killed every three page. She hates people who commit affairs so much that she has wrote a contract of 'Cheat on Me if You Can' before she marry. But one day, she finds out that her husband who she trusted so much and praised as 'national husband' cheated on her. She was so shocked and felt betrayed. But Suho shows up to her...
• 

  Han Woosung (Ko Jun)

  "If I don't get caught, it is not an affair. That's my words to live by."
  
  He is intelligent family man and a lawyer. In TV, he is the idol of married woman and praised as 'national husband'. But he actually is a national playboy who cheats with many women. After he marry Yeoju, he determines to become a new man but he falls in love with college student Mirae at first sight. Also, his ex-lover Sujung keeps making trouble and gone missing, found dead. He thought that his wife can't be the suspect but once Sujung's bloodstain found, he starts to shiver in fear with thoughts that his wife really could be the killer.
  "If I don't get caught, it is not an affair. That's my words to live by."
  
  He is intelligent family man and a lawyer. In TV, he is the idol of married woman and praised as 'national husband'. But he actually is a national playboy who cheats with many women. After he marry Yeoju, he determines to become a new man but he falls in love with college student Mirae at first sight. Also, his ex-lover Sujung keeps making trouble and gone missing, found dead. He thought that his wife can't be the suspect but once Sujung's bloodstain found, he starts to shiver in fear with thoughts that his wife really could be the killer.
• 

  Cha Suho (Kim Youngdae)

  "My heart toward Yeoju, My heart of patriotism what should I choose?"
  
  He is called the next generation secret weapon of National intelligent Service. He is full of patriotism and never failed a mission but one day he was sent to watch over a lady named Kang Yeoju. In his job, there are rumors of him got demotion. But once he meets Yeoju as her assistant, she was a friendly person who has a lot in common. When they talk about the killing machines, she seems very cute. But around that time, he was ordered to kill the lady. He agonizes between love and patriotism.
  "My heart toward Yeoju, My heart of patriotism what should I choose?"
  
  He is called the next generation secret weapon of National intelligent Service. He is full of patriotism and never failed a mission but one day he was sent to watch over a lady named Kang Yeoju. In his job, there are rumors of him got demotion. But once he meets Yeoju as her assistant, she was a friendly person who has a lot in common. When they talk about the killing machines, she seems very cute. But around that time, he was ordered to kill the lady. He agonizes between love and patriotism.
• 

  Koh Mirae (Yeonwoo)

  "Every man are pigs. Except for Woosung"
  
  She is a college student who has pure and innocent image. She is born in a rich family and was never lack of any-thing. And she thinks that all the man are stubborn minded beings. She had to have a planned marriage with a man from other rich family just as she turned 20 so she never felt true love until she meets Woosung. There was a little problem that Woosung is married but she had enough money and power to take care of it. It seems that no once actually can stop her love!
  "Every man are pigs. Except for Woosung"
  
  She is a college student who has pure and innocent image. She is born in a rich family and was never lack of any-thing. And she thinks that all the man are stubborn minded beings. She had to have a planned marriage with a man from other rich family just as she turned 20 so she never felt true love until she meets Woosung. There was a little problem that Woosung is married but she had enough money and power to take care of it. It seems that no once actually can stop her love!