It is actually inappropriate to classify the work as children's literature. The audience should be teenagers. After all, the male protagonist is so lonely, rebellious, brave, and ill-fated. But he is still a child after all. Together with his little sister, he completes the almost impossible plan: to prevent the boat that hunts narwhals from sailing into the sea.
Watching the tribesmen exterminating the migrating narwhals for profit, the two children remembered their lost relatives and began a frightening journey...
Purpose: Humans and natural resources must coexist harmoniously, otherwise there will only be killing