An artist gorilla, a sneaky impostor and an unlikely twist. The trusty Twin Detectives are on the case! Camilla the gorilla who lives at Appleton Animal Park loves to paint and her colourful canvases are proudly displayed outside her enclosure. But when someone steals her paintings, Camilla starts refusing to eat. Lexi and Lottie along with Fred and their trusty sidekick Mozart soon find the artworks for sale in a local gallery, but can't prove they were painted by the gorilla. So, with Camilla's well-being in mind, the Twin Detectives take extreme action and use their identical appearances to try and reclaim the art. Can the Twin Detectives reunite Camilla the gorilla with her paintings and catch the art-dealing culprit?