"Eight-year-old Archie Morningstar, his father, and the talking cat Pockets travel to a planet that closely resembles medieval Earth in order to rescue a princess from the clutches of the intergalactic criminal organization B.U.R.P"--publisher.

While trying to stop thieves from getting the last known canisantha plant for an unknown purpose, eight-year-old Intergalactic Security Force deputy Archie is mistaken for someone very important and directed by his trainer, Pockets the cat, to go on a spy mission aboard a B.U.R.P. ship.