Marshsong (Marshsong Series)

When their cruel master Marty McGuinn heads off to the Muddy Carnival, two peculiar nocturnal children, Fennel and Isabella, seize the opportunity to explore the city of Barrenwood. Horse drawn carriages, neon lights, the forces of gentrification, and the industrial revolution provide the outside-of-time backdrop as Isabella searches for like minded supernatural creatures and her malicious brother crafts the ultimate disaster.