She's snowed in with the family. The only problem? They're not her family. A family gathering. This Christmas the Miller siblings have one goal - to avoid their family's well-meaning questions. Ross, Alice and Clemmie have secrets that they don't intend to share, and they are relying on each other to deflect attention. An uninvited guest. Lucy Clarke is facing a Christmas alone, and the prospect of losing her job - unless she can win a major piece of business from Ross Miller. She'll deliver her proposal to his family home in the Scottish Highlands, and then leave. After all, she wouldn't want to intrude on the Miller's perfect family Christmas. A Christmas to remember. When Lucy appears on the Miller's snow-covered doorstep, she is mistaken for Ross's girlfriend. But by the time the confusion is cleared up, a storm has hit and Lucy is stuck. As everyone settles in for a snowed-in Christmas, tensions bubble to the surface and suddenly Lucy finds herself facing a big family fallout with a family that isn't hers...