Imagine an alternate steampunk history where ghosts and demons are a normal part of life. Families known as the Great Houses control the economy of the Great States of America and the middle class and the lower class Irish sole purpose is to not only to serve them, but to rid their lives of supernatural beings.

Discover the life of Medium and Spirit Photographer, Andrew O'Sullivan, before he went to work for ex-Pinkerton detective, Samuel Hunter in The Devil Within. Search for demons (human and otherwise) alongside Granville Woods in The Demons of Liberty Row. And learn why Caitlin O'Sullivan must hide who she is from those closest to her in The Secret of Kage House.

Compiled together for the first time are seven stories based on the popular comic Boston Metaphysical Society. The collection also includes Steampunk Rat and The Secret in addition to the short stories, The Clockwork Man (published in eSteampunk Magazine) and The Way Home (previously published in the A1/Atomic Press Anthology). All stories are prequels to the comic and do not contain any spoilers.

The book also includes line art by Emily Hu.