The Chronicles of Narnia: The Lion, the Witch and the Wardrobe

During World War II, four young siblings are evacuated from London to a sprawling country estate to stay with an eccentric professor. While exploring the historic house, the youngest sister discovers that an ordinary wardrobe serves as a magical portal to a hidden world called Narnia. There, the children find themselves thrust into an epic struggle against a tyrannical ruler who has trapped the realm in perpetual winter.