Christmas comedy about a jealous dog who doesn't want her owner to find love. When university professor Madeline (Cynthia Gibb) starts dating single architect Kevin (Cynthia Gibb), her Maltese puppy, Cinnamon, decides she doesn't want to share her owner. She quickly sets about acting up, trying everything possible to ruin the couple's chance for romance. Events soon come to a head when Cinnamon runs off while under Kevin's care, leaving the worried architect in a desperate race-against-time to find the missing pooch before Madeline finds out.