CJ Entertainment released a teaser for the movie on October 17, drawing attention from fans.
In the short clip, Jo Jung Suk approaches D.O. with a funny gesture and attitude, showing off his friendliness, but D.O. responds with a stoic face, trying to create distance between himself and his brother. Towards the end, both burst out in laughter while going back and forth in a playful argument.
The main trailer for the movie will be revealed on October 19!