Pashki: the ancient Egyptian art of moving like a cat. The Cat Kin: London's most unusual after-school club. The Cat Kin are not the only ones with extraordinary skills. Ben Gallagher has stumbled on a far more sinister gang, ruled over by a man with a horrific past. Deep beneath the city streets hides the deadly secret that Ben and Tiffany must uncover...but can the evil be stopped in time? Even with the help of their remarkable new teacher Geoff White, no-one can hope to escape unscathed when cat meets polecat...