London, 1896. As winter grips the city, a group of African travellers seek sanctuary inside the walls of the Quaker Meeting House. They are being hunted by a ruthless showman, who is forcing them to perform in his ethnic exhibition in the London Aquarium. Private investigator William Arrowood and his assistant Barnett agree to help the travellers avoid capture. But when they arrive at the Meeting House, they find a scene of devastation. Two people have been murdered and the others have fled into the night. The hunt for the real killer leads Arrowood into the dark heart of Victorian London. A shadowy world of freak shows, violence and betrayal, where there are no good choices and only the slimmest chance of survival…