The Two Mrs. Carlyes by Suzanne Rindell

Historical fiction in the time of the great San Francisco earthquake with a gothic ghost story mixed in.
Violet had a rough start in life and suffers from strange spells where things happen that she doesn't remember doing afterward making her an unreliable witness, her friends at the orphanage and then boarding house are trying to protect her and the earthquake gives them the perfect cover for a fresh start making them our next unreliable witnesses. Violet gets her life in order meeting and falling for a wealthy widower whose housekeeper wants him all to her self making her another unreliable witness. Strange things are happening at the house leading Violet to believe that the first Mrs. Carlyle is also not happy with her moving in. Reputations ruined, dastardly deeds, false friends and madness all play a big role here. Fans of Lyndsay Faye and Francine River's REDEEMING LOVE will find much to love here.  4 stars