Meet Wanji, Nunpa, Yamni and Topa, four wolf cubs who live with their parents Winyan and Wicasa amidst a wolf pack in the plains and forests of North America. Our four heroes discover life according to the rhythm of the changing seasons. They learn to grow together as a family in contact with nature - with their own kind as well as with other species. Their friend Tatonka, the lone bison, introduces them to a world unknown to wolves: they will have to learn to live outside the family, sometimes in a hostile and totally surprising environment! Let's follow them on their thrilling adventures!