Los Angeles, 1908. Anna Blanc is a former so-so socialite, a flailing police matron, and a killer detective. Ex-heiress, Anna Blanc, is precariously employed by the Los Angeles Police Department, reforming delinquent children and minding lady jailbirds. What she really wants is to hunt criminals and be alone with Detective Joe Singer—both no-nos that could get her fired. On a lover's tryst in Griffith Park, Anna and Joe discover the body of a young gambler. Anna can't resist. She's on the case. As her murder investigation stalls, and her police matron duties start piling up, strange floral arrangements begin arriving from an unknown admirer. Following the petals leads Anna to another crime—one close to home. Suddenly pitted against Joe, Anna must examine her loyalties and solve the crimes, even if it means losing the man she loves.

In early-1900s Los Angeles— an era of courting, ragtime, suffragettes, and widespread corruption— a socialite turned police matron tracks down the murderer of a white woman in Chinatown, while trying to prevent the outbreak of a bloody tong war.Los Angeles, 1908. In Chinatown, the most dangerous beat in Los Angeles, police matron Anna Blanc and her former sweetheart, Detective Joe Singer, discover the body of a white missionary woman, stuffed in a trunk in the apartment of her Chinese lover. If news about the murder gets out, there will be a violent backlash against the Chinese. Joe and Anna work to solve the crime quietly and keep the death a secret, reluctantly helped by the good-looking Mr. Jones, a prominent local leader. Meanwhile, the kidnapping of two slave girls fuels existing tensions, leaving Chinatown poised on the verge of a bloody tong war. Joe orders Anna to stay away, but Anna is determined to solve the crime before news of the murder...

It's 1907 Los Angeles. Mischievous socialite Anna Blanc could match wits with Sherlock Holmes, but in her world women are not allowed to hunt criminals. Determined to break free of the era's rigid social roles, she buys off the chaperone assigned by her domineering father and, using an alias, takes a job as a police matron with the Los Angeles Police Department. There she discovers a string of brothel murders, which the cops are covering up. Seizing her one chance to solve a crime, she takes on the investigation herself. If the police find out, she'll get fired; if her father finds out, he'll disown her; and if her fiancé finds out, he'll cancel the wedding and stop pouring money into her father's collapsing bank. Midway into her investigation, the police chief's son, Joe Singer, learns her true identity. And shortly thereafter she learns about blackmail.Anna must choose--either hunt the villain and risk losing her father, fiancé, and wealth, or...