Captain Najork has never quite got over the time that Tom beat him and his Hired Sportsmen at womble, muck and sneedball, so when he sees Tom hurtle past his window in a two-seater jam powered frog, he sets off in hot pursuit.

The adventures that follow at a nearby girls school, involving the Headmistress and Aunt Fidget Wonkham-Strong Najork, result in a very near thing indeed for the Captain...