The girls are back!Evaline Stoker (sister of Bram) and Mina Holmes (niece of Sherlock) return in the fourth volume of the steampunk adventure series set in an alternate Victorian London.Ever since the debacle of the Chess Queen Enigma, Mina Holmes and Evaline Stoker have laid low, trying to settle back into their quiet lives as young ladies of London. But the Holmesian deductive abilities won't remain dormant for long, and when Mina receives a strange package from a winged, midnight visitor, she is catapulted into a new, mysterious adventure: the search for The Carnelian Crow. Meanwhile, Evaline has received some very disturbing news—news that will change her life forever. Along with that unpleasant knowledge is the strange disappearance of her nemesis, the disreputable pickpocket Pix.When it becomes clear the arch-villainess the Ankh has made her next move, it will take all of Mina's Holmesian ingenuity and Evaline's courage and determination to stop the criminal from executing her boldest and most dangerous plan yet!