Lucy is the first to find the secret of the wardrobe in the Professor's mysterious old house. At first, her brothers and sister don't believe her when she tells of her visit to the land of Narnia. But soon Edmund, then Peter and Susan step through the wardrobe themselves. In Narnia they find a country buried under the evil enchantment of the White Witch. When they meet the Great Lion, Aslan, they realize they've been called to a great adventure and bravely join the battle to free Narnia from the Witch's sinister spell.
In "The Lion, the Witch and the Wardrobe" by C.S. Lewis, Lucy discovers a hidden world called Narnia through a wardrobe in the Professor's house. Initially, her siblings, Peter, Susan, and Edmund, doubt her story about this magical land. However, once they eventually explore the wardrobe themselves, they enter Narnia and uncover a realm cursed by the evil White Witch.
Upon encountering Aslan, the Great Lion, the siblings realize they are part of a significant adventure to liberate Narnia from the Witch's dark magic. United in their courage, they join forces to confront the dangers ahead and strive to free the enchanted land from its tyranny.