Meet Pvt Hunter 80 years, and Pvt. Patrick 70 years of Canada's Rangers, an army reserve unit that acts as the eyes and ears of Canada's regular army for the vast region in the north, and conducts night rescue missions. Alistair Macdonald provides an exceptional account of an indigenous army reserve unit that sees age as no barrier as it brings together men past 70 years with younger men in their thirties and fifties, and patrols the vast Arctic region as well as northern Ontario, Quebec and British Columbia.