Auzou Book for aurora, the fantastic expedition

In an imaginary world, twins Arthur and Maudie learn that their father, a famous explorer, has disappeared during an expedition to the South Pole. To understand how this could have happened, they decide to board the airship Aurora, piloted by the mysterious captain Harriet Culpepper. Will their adventure, filled with encounters with talking animals and other fantastic events, help them uncover the truth about their origins?