Nach ihrem Kennenlernen in einem Zug entwickelt sich über die Jahre eine Beziehung. Als sie sich nach einer Trennung wiedersehen, ziehen sie für ihre Liebe Bilanz.

Korean remake of 2018 film "Us and Them".

Jules and Chris, two adult former exes who had a bitter past, reunited 5 years after to fix their broken relationship they had when they were teenagers. As they rebuild their lost spark, differences occur when they have to confront the changes that happened to their lives and face the matured version of themselves.