Buck, a domestic dog, is torn from his peaceful life and forced to face the harshness of Alaska. He must reconnect with his instincts to survive, to find his place in the heart of the wilderness. This novel recounts Buck's transformation as he is forced from the comfort of a human home to the unforgiving harshness of life in the Far North. At each stage, he discovers the laws of the pack, the cruelty of men, but also solidarity and love in unexpected forms. His poignant and intense odyssey revisits themes of returning to nature, the struggle for existence, and the search for identity. London explores animal and human psychology in superb descriptions, offering the reader a reflection on survival, loyalty, instinct, and freedom. Buck embodies the myth of the hero confronted with his origins and his metamorphosis.

Polyglot Publishing uses a column-by-column parallel layout: each language occupies its own column on the page, side by side :

- Natural reading flow: read in your target language without broken the rhythm; glance at the facing column only when you need help.
- Visible structure: grammar and word order clearly appear from one language to the other.
- Truly bilingual: ideal for enriching vocabulary and improving language comprehension