A Bitter Draught - Ravenwood Mysteries, #2

Isobel Kingston is dead. Or so everyone believes. When a mysterious woman writes her last words in sand, Isobel steps out of the shadows to uncover the truth. As she plunges into a storm of betrayal, the winds are determined to throw Atticus Riot on her course, and the two detectives collide in a sea of madness and murder. A suspenseful Victorian mystery with a strong female lead and a romantic detective duo in San Francisco's lawless Barbary Coast.
Fans of Laurie R. King, Deanna Raybourn, and C. S. Harris will love this thrilling historical mystery series.