Changeless (Parasol Protectorate, #2)

Changeless is a steampunk paranormal romance novel by Gail Carriger. First published in the United States on April 1, 2010 by Orbit Books, Changeless is the second book in the five-novel "The Parasol Protectorate" series, each featuring Alexia Tarabotti, a woman without a soul, as its lead character. The book, originally published as a "mass-market" paperback, was a New York Times Best Seller.