Next Door Sisters (2018)
Original title: 옆집 누나들
Next Door Sisters is a 2018 Korean-language romance movie directed by Kim Kyung-taek, with a running time of 1h 21m. It stars Jin Si-ah, Lee Chae-dam and Jo Yong-bok.
Two wives are stuck in sexless marriages and wish to change that. They turn to a mysterious internet product to help.