Will Clifton be able to keep his very British cool when art-loving gangsters kidnap one of his boy scouts? Scoutmaster Musical Heron and his troop must investigate when one of them is abducted while collecting kindling in the woods. The abductors are demanding a ransom, with which their leader plans to complete his collection of Ming vases. After a huge commotion, the boy scouts go on an unconventional treasure hunt.