When Jimmy is diagnosed with epilepsy, he starts to worry. What is happening to my body? Am I ok? Does this mean I’m different from other kids? Jimmy and the other young patients in the neurologist’s office get a visit from the Great Katie Kate, a spunky redheaded superhero who appears when kids get worried. Katie Kate takes the children on a medical adventure to learn about the various forms of epileptic seizures and treatments. Along the way, they meet the Worry Wombat, a creature that appears when worries loom large. As Jimmy and his new friends to ask questions about their condition and its triggers, they make the Worry Wombat disappear!