Elizabeth Black is the headmistress of a girls' school in 1865 Victorian London. She is also a well-respected author of "silver-fork" novels, stories written both for and about the upper-class ladies of Victorian society. But by night, she writes very different kinds of stories--the Penny Dreadfuls that are all the rage among the working-class men. Under the pseudonym Mr. King, Elizabeth has written about dashing heroes fighting supernatural threats,...