'Secret Love Affair' Yoo Ah In went to see Kim Hee Ae's best friend In Suh. On eleventh episode of the cable channel JTBC's "Secret Love Affair" which aired on April 28, 2014, Lee Sun Jae, played by Yoo Ah In, witnessed the sides of Oh Hye Won, played by Kim Hee Ae, that he was not able to see before her boss Pil Won, played by Kim Yong Gun, got arrested. On this day's episode, Oh Hye Won's friend In Jae said to Lee Sun Jae, "I have nothing to give you. How did you think of coming to me anyway?" Later on, he added, "I am close to Oh Hye Won. I am very close to her. But I do not even know what exactly she does at the arts institute," and started talking about Oh Hye Won. He then gave Lee Sun Jae a book that had pictures of Oh Hye Won in her twenties, and said, "Do you want to take a look at this? The prettiest girl in the album is my wife, and the second prettiest is Oh Hye Won." In related news, cable channel JTBC's drama titled "Secret Love Affair" is a story of a forty something woman, Oh Hye Won, who is played by actress Kim Hee Ae, and a naïve genius pianist Lee Sun Jae, played by actor Yoo Ah In.