Bertie tells Nobby that Stilton thinks he wants to steal Florence away from him, and that Florence is furious with Stilton for insisting on being a policeman, which increases the risk Florence wiill go for him again. He asks Nobby to put in a good word for Stilton with Florence. On arriving at Boko's cottage they find him at his typewriter, still busy composing an apologetic letter to Lord Worplesdon, but throwing it away at Nobby's entrance while telling her that he had an agreeable lunch with her guardian, it remaining for him to prove that he is a stout fellow, and for this he has made a plan whereby Bertie would break an outside window of the Hall and then disappear, while Boko would play the part of someone who had chased the burglar away. After being flattered by both of them about his innate chivalry Bertie agrees to play his part..