FBI BAU Special Agent Ruby Hunter remains haunted by “The 13 Killer,” the serial killer who took everything from her—including her partner—before she put him away for good. Yet somehow, though behind bars, new bodies are showing up with his trademark 13 signature. Is he behind it? Will Ruby, still shattered, return to the force to confront him again? IF I RUN is the debut novel in a new series by #1 bestselling mystery and suspense author Molly Black, whose books have received over 2,000 five-star reviews and ratings. FBI Special Agent Ruby Hunter wants nothing more than to put the 13 killer, and her days in the FBI, behind her, and to try to pick up the pieces of her life. But he refuses to rot quietly. Ruby realizes she must do the thing she dreads the most: visit him in prison. But he is diabolical and cunning, an expert at toying with his victims—and with her. Separating fact from fiction, his delusion from real-life clues, will be key for Ruby. With a new victim’s life on the line, and time running out—and Ruby herself in danger—the stakes could not be higher. But is Ruby walking right into his trap? A complex psychological crime thriller full of twists and turns and packed with heart-pounding suspense, the RUBY HUNTER mystery series will make you fall in love with a brilliant new female protagonist and keep you turning pages late into the night.

FBI BAU Special Agent Ruby Hunter remains haunted by “The 13 Killer,” the serial killer who took everything from her—including her partner—before she put him away for good. Yet somehow, though behind bars, new bodies are showing up with his trademark 13 signature. Is he behind it? IF I TELL is book #2 in a new series by #1 bestselling mystery and suspense author Molly Black, whose books have received over 2,000 five-star reviews and ratings. Urban residents are showing up dead, victims of a serial killer that eerily echo the 13 Killer, and it falls to Ruby to piece together why these victims are being targeted. Who is doing the killer’s dirty work this time? And does Ruby have what it takes to stop him? A complex psychological crime thriller full of twists and turns and packed with heart-pounding suspense, the RUBY HUNTER mystery series will make you fall in love with a brilliant new female protagonist and keep you turning pages late into the night.

FBI BAU Special Agent Ruby Hunter remains haunted by “The 13 Killer,” the serial killer who took everything from her—including her partner—before she put him away for good. Yet somehow, though behind bars, new bodies are showing up with his trademark 13 signature. Is he behind it? “Molly Black has written a taut thriller that will keep you on the edge of your seat… I absolutely loved this book and can’t wait to read the next book in the series!” —Reader review for Girl Murder IF I LIVE is book #3 in a new series by #1 bestselling mystery and suspense author Molly Black, whose books have received over 2,000 five-star reviews and ratings. Victims of a new killer are showing up at nighttime, following an eerie pattern, and resembling the work of the 13 killer. What do they have in common? Who is behind it? And can Ruby stop him in time? Is Ruby finally a step ahead of the killer? Or is she right where he wants her to be? A complex psychological crime thriller full of twists and turns and packed with heart-pounding suspense, the RUBY HUNTER mystery series will make you fall in love with a brilliant new female protagonist and keep you turning pages late into the night. Books #4 and #5—IF I FORGET and IF I RETURN—are also available!

FBI BAU Special Agent Ruby Hunter remains haunted by “The 13 Killer,” the serial killer who took everything from her—including her partner—before she put him away for good. Yet somehow, though behind bars, new bodies are showing up with his trademark 13 signature. Is he behind it? “Molly Black has written a taut thriller that will keep you on the edge of your seat… I absolutely loved this book and can’t wait to read the next book in the series!” —Reader review for Girl One: Murder IF I RETURN is book #5 in a new series by #1 bestselling mystery and suspense author Molly Black, whose books have received over 2,000 five-star reviews and ratings. Victims of a new killer are being found with a mysterious signature left at the crime scene: a single King from a deck of cards left on their chests. Why? Ruby senses the puppetry of the 13 killer, but the connection remains elusive. Until, in a twist she did not anticipate, all becomes shockingly clear. But will it be too late? A complex psychological crime thriller full of twists and turns and packed with heart-pounding suspense, the RUBY HUNTER mystery series will make you fall in love with a brilliant new female protagonist and keep you turning pages late into the night. Future books in the series will soon be available.