We can check out IU and Lee Yeon's chemistry today! Haha

IU's thoughtful consideration also catches the eye. It was revealed that not only are exclusive pajamas and body lotion prepared just for Lee Yeon, but she also personally prepares brunch whenever they stay overnight. The cast members couldn't hide their surprise at the story that she even cooks rice cake soup during the holidays to take care of them. In addition, the generous gifts IU distributed on the set were also revealed.
The special chemistry between IU and Lee Yeon, who are active as Seong Hee-ju and Secretary Do in 'The Grand Prince's Wife of the 21st Century', can be seen in the broadcast on the night of the 9th.