The story of a double-glazing showroom in Essex in the 80s, led by charismatic Vincent Swan, and his unscrupulous sales team, Brian Fitzpatrick and Martin Lavender.

Doug and Abi and their three children travel to the Scottish Highlands for Doug’s father Gordie’s birthday party. It’s soon clear that when it comes to keeping a secret under wraps from the rest of the family, their children are their biggest liability…