Horton the elephant discovers a tiny cry for help emanating from a speck of dust and decides to aid its inhabitants, the Whos, who reside in Whoville. Despite his neighbors' skepticism, Horton commits to protecting the Whos and their city, driven by his conviction that "a person is a person, no matter how small."

Horton Hears a Who!
Horton, a kind-hearted giant, embarks on a courageous mission to safeguard a tiny world, defying those who dismiss its existence.