"Secret Love Affair" Park Hyuk Won learned of the relationship between Kim Hee Ae and Yoo Ah In.
On the episode of JTBC "Secret Love Affair" broadcast on April 1st, Kang Joon Hyung (played by Park Hyuk Kwon) went to Lee Sun Jae (played by Yoo Ah In) and saw Oh Hye Won (played by Kim Hee Ae) with him.
Kim Joon Hyung went to Lee Sun Jae's house who had an upcoming audition. In the house, there was the sound of the piano. There was also the sound of Oh Hye Won, his wife.
At this, Kang Joon Hyun was standing in front of the door and heard the sounds in the room.
In the room, Oh Hye Won heard the performance of Lee Sun Jae, "Let's do this as the audition repertoire. Come here, let me hug you". Then, Lee Sun Jae hesitated saying, "I'll hug you" and went over to Oh Hye Won and hugged her.
Kim Joon Hyung heard everything from outside and was shocked as he went home.