Ryu Joon Yeol had to make a special request to film one bizarre scene in the movie 'Glory Day'.

At the movie promotion of 'Glory Day', Ryu Joon Yeol admits the embarrassment of filming a moaning scene. He said, "When I was acting I had to make moaning noises, and it was so embarrassing. I was really embarrassed and frustrated before the shooting. So I told the director that it will be best if nobody was at the sets during that shoot."

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Ryu Joon Yeol continued, "Thankfully the director accepted my request. It was only the camera and me during that scene." 

Now he has everyone wondering about the bizarre scene. Guess we will have to find out in the upcoming movie 'Glory Day'!