Set in the rugged wilderness of early 1900s Hokkaido, this historical survival series pairs a battle-hardened veteran with a resourceful young Ainu girl in a race to recover stolen gold hidden across the island. Rooted in Ainu culture and the post-Russo-Japanese War era, it offers a vivid portrait of Hokkaido's landscapes, indigenous traditions, and frontier life. Fans visiting Tokyo often seek out the series' tie-in exhibits and merchandise, making it a rewarding pick for anyone curious about Japan's northern history.