Compare Murder on Sisters' Row (Gaslight Mystery Series #13)

Summoned to an elegant house to deliver a baby, Sarah finds her patient is actually in a brothel. The young woman in labor reveals she is being held against her will and forced to prostitute herself—and that the madam intends to get rid of the baby. To rescue the new mother and her infant, Sarah secures the assistance of Mrs. Vivian Van Orner, a woman of means known for her charitable work. But their success comes at a high price when Mrs.Van Orner is found murdered. With Malloy’s help, Sarah’s investigation uncovers some unpleasant truths about the victim and her charity—as well as the woman and child Sarah risked her own life to save…