How many movies have Choi Jin-chul and Sung Hye collaborated on?

They have worked on 3 movies together! Their first movie together was Sex Girl 5 (2020) while their highest rated movie together was 18 Year Old Muscle Queen Seong-hye's Sex Scandal (2021). They have not worked together since 18 Year Old Muscle Queen Seong-hye's Sex Scandal (2021). They are most known for their drama films together.