When Sharon Li unexpectedly discovers she's a shaman, it's not a moment too soon: London's soul is lost. Using her newfound oneness with the City, she sets about saving London from inevitable demise, but the problem is she has no clue where to start. Meanwhile, a mysterious gate has opened, and there are creatures loose that won't wait for her to catch up before they go out hunting. Now Sharon and her motley crew of magical misfits must find a way to save the world.