The cable channel JTBC's Monday Tuesday drama "Secret Love Affair" Lee Sun Jae, played by Yoo Ah In, played a quartet with his friends from college.

On the thirteenth episode of the cable channel JTBC's Monday Tuesday drama "Secret Love Affair" which aired on May 6, 2014, people around Lee Sun Jae's lover Oh Hye Won, played by Kim Hee Ae, realized of their secret love affair. Oh Hye Won told Lee Sun Jae to distance himself from her and hide himself to protect both of them from people attacking them. She said, "I do not want to ruin everything I have accomplished until now, what I would have in the future, and you. So please hide well until I win everything." Yoo Ah In then started to spend more time in the college, and played a quartet with his cellist friend and other violinists. While Lee Sun Jae has been frustrated with his love with Oh Hye Won, on yesterday's episode he played a quartet with his college friends, as if he were an ordinary college student without any worries. 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.