Lucy, a spirited seven-year-old from a Yorkshire family, journeys to 1830s Adelaide with her parents and siblings. Her family battles harsh conditions to establish a farm, their desperation forcing her father to sell treasured livestock—including her cherished sheep, Snowflake—a loss that haunts Lucy before a runaway carriage accident leaves her with amnesia.

Found injured, she is nurtured by the Princetons, a grieving couple who see their late daughter Emily in her. They propose adoption in exchange for land rights to aid her struggling family. Torn between loyalty and necessity, Lucy temporarily accepts to secure their survival, only to reclaim her identity when her pet dingo, Little, reignites buried memories.

Cheerful and tenacious, Lucy thrives outdoors, mending fences and befriending creatures like her domesticated dingo. She balances tomboyish vigor with affection for braided hair and sun-faded dresses, her kindness bridging divides with an Aboriginal companion she dubs Hercules.

Amid her father’s worsening alcoholism, Lucy navigates guilt and duty, devising a plan to unite her fractured family. She persuades the Princetons to fund her family’s farm without severing ties, unraveling a theft scheme by the cunning Mr. Pettywell to safeguard their future. Bonds with her sister Kate and protective loyalty to animals anchor her, while a budding rainbow over revitalized fields mirrors their hard-won hope. Her story weaves resilience, compassion, and the quiet strength of a child mending the fractures of her world.