How many movies have Min Joo and Oh Joo-ha 吳珠河 acted in together?

They have worked on 3 movies together! Their first movie together was Obscene Scholar (2016) while their highest rated movie together was An Affair 2: My Friend's Step Mother - Director's Cut (2017). They have not worked together since An Affair 2: My Friend's Step Mother - Director's Cut (2017). They are most known for their romance films together.