Doug and Abi are taking their three children on a trip to Scotland for a big family gathering. They are in the midst of a difficult divorce, and have asked the kids to keep it a secret from their extended family. But as the inevitable feuds kick in, a completely unexpected turn of events involving the children causes further tensions to rise to the surface. And with the repercussions that ensue - hilarious and emotional in equal measure - the family are forced to put aside their differences and work together or else risk losing what they hold most dear.