Nothing could tear Detective Michael Bennett away from his new bride—except the murder of his best friend. NYPD master homicide investigator Michael Bennett and FBI abduction specialist Emily Parker have a history. When she fails to show at FBI headquarters in Washington, DC, Bennett ventures outside his jurisdiction. The investigation he undertakes is the most brilliant detective work of his career…and the most intensely personal. A portrait begins to emerge of a woman as adept at keeping secrets as forging powerful connections. A woman whose enemies had the means and the motives to silence her —and her protectors. From Ireland to Ghana to Japan to the United States, this list combines Book Riot favorites, famous novels, and new series to get you started. The characters in these books are brilliant and determined, as well as flawed and troubled. Listed here is the first in each series, alphabetically by title. Each includes a description of the plot of the first book. These should be read in order for continuity’s sake — but no one says you have absolutely have to. Follow along as these officers take on the most thrilling and dangerous cases of their careers! So buckle in and hold on! For more fun with series, check out The Best Series for Adults in Every Genre, and for more mysteries, sign up for our mystery newsletter Unusual Suspects and our mystery podcast Read or Dead!