Scotland, 1830. Lady Kiera Darby is no stranger to intrigue—in fact, it seems to follow wherever she goes. After her foray into murder investigation, Kiera must journey to Edinburgh with her family so that her pregnant sister can be close to proper medical care. But the city is full of many things Kiera isn't quite ready to face: the society ladies keen on judging her, her fellow investigator—and romantic entanglement—Sebastian Gage, and ultimately, another deadly mystery.

Kiera's old friend Michael Dalmay is about to be married, but the arrival of his older brother—and Kiera's childhood art tutor—William, has thrown everything into chaos. For ten years Will has been missing, committed to an insane asylum by his own father. Kiera is sympathetic to her mentor's plight, especially when rumors swirl about a local girl gone missing. Now Kiera must once again employ her knowledge of the macabre and join forces with Gage in order to prove the innocence of a beloved family friend—and save the marriage of another…