The fourteenth Anna Pigeon mystery It is January, and Park Ranger Anna Pigeon is sent to Isle Royale in Lake Superior to learn about managing and understanding wolves, as her home base of Rocky Mountain National Park might soon have its own pack of the magnificent, much maligned animals. She’s lodging in the island’s bunkhouse with the famed wolf study team, along with two scientists from Homeland Security, who are assessing the study with an eye to opening the park in the winters – an act that would effectively bring an end to the fifty-year project.
Soon after Anna’s arrival, the wolf packs under observation begin to behave in peculiar ways …