One thing that constantly disrupts the peace of life at Blandings is the constant incursion of impostors. Blandings has impostors like other houses have mice.

Now there are two of them – both intent on a dangerous enterprise. Lord Emsworth’s secretary, the efficient Baxter, is on the alert and determined to discover what is afoot – despite the distractions caused by the Honorable Freddie Threepwood’s hapless affair of the heart.