Scattered Night (2021)

Su-min and Jin-ho are siblings living together. Their parents declare to them that they will divorce soon. They say that it is not decided yet how the four members of the family live apart, and ask them to wait for about 2 weeks. Su-min spends every day worrying about which parents she's going to live with and whether she will live apart from Jin-ho. One day, her parents offer her a suggestion.