The Dog Sitter Detective's Christmas Tail (The Dog Sitter Detective, #4)

It's almost Christmas, and Gwinny Tuffel's thoughts are on what she'll buy for DCI Birch (retired) and whether she can adopt another furry friend. But sorting through her late father's papers leads her into his mysterious past, pointing to an enigmatic liaison now living in a Somerset commune. Gwinny and Birch find themselves unexpectedly snowed in with a group of retired spies, along with an energetic Cocker Spaniel, and embroiled in a murder case. Will they uncover the culprit and escape in time for Christmas?