The second title in the M.I.Five series sees the action continue as the kids are given their own special unit at MI6. This time, super-intelligent Sarah drives the plot as she discovers that the Prime Minister has been kidnapped and replaced by a corrupt lookalike. The book is full of interactive surprises and a multiple choice of endings. How will the M.I.Five get the better of the evil Ernie Rotscrimp? You decide!.