"You ain't gonna like what I have to tell you, but I'm gonna tell you anyway. See, my name is Karen Memery, like memory only spelt with an e, and I'm one of the girls what works in the Hotel Mon Cherie on Amity Street. 'Hotel' has a little hat over the o like that. It's French, so Beatrice tells me."

Set in the late nineteenth century-in a city a lot like what we now call Seattle Underground-when airships plied the trade routes, would-be gold miners were heading to the gold fields of Alaska, and steam-powered mechanicals stalked the waterfront, Karen is a young woman on her own, is...