How many movies have Chae Kyoung-sun and You Cheong collaborated on?

They have worked on 4 movies together! Their first movie together was The Royal Tailor (2014) while their highest rated movie together was MAL·MO·E: The Secret Mission (2019). They have not worked together since MAL·MO·E: The Secret Mission (2019). They are most known for their drama films together.