The terror and the tortoiseshell

Benji Spriteman takes over the "Spriteman Detective Agency" after the world is changed overnight by 'The Terror', resulting in the animal kingdom moving from four legs to two and banishing the now crazy human population from existence to become the dominant species. Oh, and Benji Spriteman is a sentient, six-foot tall, suit-wearing, tortoiseshell cat"--Page 4 of cover.