SPUD – the Super Perceptive Undercover Detectives are back and they have another mystery to solve. When Callie, Grace and Bo discover that a tarantula has escaped from the wildlife park, they must find the spider and reunite her with her spiderlings, before she dies from the cold. Can Callie’ s magical hearing aids and mynah bird Bo – the SPUD team’ s Spy in the Sky – help to find the missing creature before it’ s too late?