It is three days before Christmas and a bitter wind is blowing across Norfolk.
Until her daughter was born, forensic archaeologist Ruth Galloway didn't do Christmas, but now that Kate is a year old, she wants it to be special.
She must get a tree, shop for food, clean the house, buy presents, including one for her new boyfriend - who she isn't even sure is her boyfriend - and remember to get the turkey out of the freezer.
But time is rushing by and the best-laid plans don't always work out...