"A delightful, dark, and entertaining romp . . . Molly Tanzer is at the top of her form in this beautifully constructed novel."--Jeff VanderMeer, best-selling author of the Southern Reach trilogy Victorian London is a place of fluid social roles, vibrant arts culture, fin-de-si?cle wonders . . . and dangerous underground diabolic cults. Fencer Evadne Gray cares for none of the former and knows nothing of the latter when she's sent to London...