Eloise enjoys spending time with her mum, but her mum has rheumatoid arthritis and it's making it hard for her to do this. She's tired, her joints hurt and she really cannot hang out with Eloise Eloise doesn't understand what is going on and gets angry and upset with her 'lazy' mum. Luckily the Medikidz are on hand to take her on a trip to Mediland, where they will explain all about rheumatoid arthritis and what her mum is going through.