"The Croods: A New Age" is an animated film that serves as a sequel to the original movie, "The Croods." It follows the prehistoric family, the Croods, as they embark on a journey to find a safer place to live. Along the way, they encounter another family, the Bettermans, who claim to be more evolved and advanced. The film explores themes of family, adaptation, and the clash between traditional and modern lifestyles. As the Croods and the Bettermans navigate their differences, they learn valuable lessons about acceptance and the importance of sticking together in the face of challenges.