I Thought My Dad's Friend Was a Gentleman, But...

Lee Seo, feeling lonely after breaking up with her boyfriend, suddenly found herself feeling sexually drawn to Kwon Yi-tae, her father’s longtime friend. Then, one late night, while staying over at his house, Lee Seo completely succumbs to Kwon Yi-tae’s subtle seduction. As this happens, the man she had always thought of as kind and dignified finally begins to reveal the feelings he had been hiding... The secret true nature of her father’s friend, whom she thought was so proper. And Lee Seo, who begins to see her father’s friend as a man.