On September 11, one video of Cho Jung Seok and Yoona was unveiled online.
The video was of Cho Jung Seok and Yoona dancing to 'Super Hero' by singer Lee Seung-hwan, which was one of the sound tracks of their film 'EXIT'.

Since 'EXIT' reached 9 million a few days ago, their dance video was released as they promised to do so.

You could see how much time and effort they had put into their dance, because they were totally flawless at it.
The two stars danced with a big smile on their face throughout the dance, suggesting they had great fun practicing as well as filming the dance together.
임윤아, 조정석 엑시트 900만 공약영상 공개! ??
— Girls' Generation (@GirlsGeneration) September 11, 2019
여러분의 뜨거운 성원과 사랑 감사드립니다~! ??
모두 함께 "따따따 따-따-따↗ 따따따!!" ????#임윤아 #LIMYOONA #엑시트 #EXIT #윤아 #YOONA #GirlsGeneration #소녀시대 pic.twitter.com/CfsfHwgvZu
'EXIT' is a disaster movie about 'Yong Nam' (Cho Jung Seok) and his college friend 'Eui Joo' (Yoona) trying to survive after toxic gas suddenly floods the city.
(Credit= 'GirlsGeneration' Twitter, 'cultwoshow' Instagram)
(SBS Star)