In 1760, thirteen-year-old John MacNeil, a skilled artist, leaves England and his beloved twin sister to join his father on a journey to the Canadian wilderness, where his role as official
cartographer brings him often dangerous adventures, including an encounter with Pontiac, Chief of the Ottawas.When John's parents send him from England to Canada in order to learn cartography,
he finds comfort and security during the outbreak of Pontiac's Rebellion in a silver ring his twin sister gave him.