Prince Bongawah goes missing from a camp near Peterswood. His uncle is trying to get control of his country & is trying to remove the heir to the throne. The Five Find-Outers realise that to get away the Prince had to hide in the bottom of a pram but the plan is even more cunning. In fact the Prince was kidnapped before he even arrived at the camp & an accomplice took his place. In an exciting conclusion they trace the Prince to a remote farmhouse just as his captors are about to take him away by helicopter.