An unusual adventure story for readers 8 years and up, featuring a talking cat ("the"coolest cat in England") and a nine-year-old boy who hardly talks at all. The boy is determined to find his lost mother, even if it means walking every street in London. But first he and the cat have to deal with someone who is planning the extinction of all the cats in England! Nicklus the boy and Marlowe the cat make an unusual team as they join forces to upset the clever plans of Lady Emmeline, and try to find Nicklus' mother.