How many movies have Kim Su-yun and Seo Yun-kyoung acted in together?

They have worked on 1 movie together! Their first movie together was Rocket Punch - 2nd Fanmeeting 'Punch Time2' (2022) and was their highest rated movie together. They have not worked together since Rocket Punch - 2nd Fanmeeting 'Punch Time2' (2022).