Two bitter rivals unite to track a deadly killer Detective Emmanuel Iglesias does his duty at all costs, even if that means going up against Pippa Colton. The stubborn attorney insists her client is innocent, but Emmanuel knows that his case is rock-solid. That is, until Pippa becomes a target herself. Is the real killer still at large? As their mutual distrust turns into an undeniable attraction, the murderer becomes bolder—and more menacing… USA TODAY BESTSELLING AUTHOR

Hunting a lethal criminal Brings danger…and passion When Lieutenant Tripp McKellar rescues crime scene investigator Sadie Colton from a kidnapper, she is eternally grateful. Though she’s always been drawn to him, Sadie wants to keep their relationship strictly professional. As she works with Tripp to bring down the criminal who targeted her, she discovers that her attraction is mutual. But can true love bloom in the shadow of a deadly threat? From Harlequin Romantic Suspense: Danger. Passion. Drama. Colton 911: Grand Rapids Book 1: Colton 911: Family Defender by Tara Taylor Quinn Book 2: Colton 911: Suspect Under Siege by Jane Godman Book 3: Colton 911: Detective on Call by Regan Black Book 4: Colton 911: Agent By Her Side by Deborah Fletcher Mello Book 5: Colton 911: In Hot Pursuit by Geri Krotow Book 6: Colton 911: Ultimate Showdown by Addison Fox

She’ll do anything to track a killer And he’ll do anything to keep her in line… If PI Kiely Colton must work with FBI agent Cooper Winston, she will. But to solve a cold case, she won’t change her break-the-rules style to accommodate the single father’s by-the-book principles. As the investigation progresses, Kiely finds herself inexplicably attracted to her exacting partner and enchanted by his adorable son. Will a ruthless killer put an end to their possible future before it really begins?

When a witness comes under fire… …it’s up to a P.I. to save her life After witnessing a criminal disposing of a body on her property, Skylar Chelsey has been living in fear. When someone threatens her life, she turns to PI Julien LaCroix for safety. A dangerous investigation can’t dampen their explosive chemistry. But to have a future together, Julien and Skylar must outwit a relentless killer. USA TODAY Bestselling Author

She’s his partner. She’s his friend. And now she’s his alibi. Heath Colton is on the verge of taking his company to the next level…but when a double homicide shatters his world, he doesn’t know where to turn. VP Kylie Givens’s desire to safeguard him leaves him with no choice; he agrees to go along with a faux romance. But Heath’s feelings for Kylie are more real than he’s ready to admit, and now they’re both in a killer’s crosshairs… From Harlequin Romantic Suspense: Danger. Passion. Drama. Colton 911: Chicago Book 1: Colton 911: The Secret Network by Marie Ferrarella Book 2: Colton 911: Unlikely Alibi by Lisa Childs Book 3: Colton 911: Undercover Heat by Anna J. Stewart

Looking for heart-racing romance and breathless suspense? Want stories filled with life-and-death situations that cause sparks to fly between adventurous, strong women and brave, powerful men? Harlequin® Romantic Suspense brings you all that and more with four new full-length titles in one collection! COLTON 911: DETECTIVE ON CALL (A Colton 911: Grand Rapids novel) by USA TODAY bestselling author Regan Black Attorney Pippa Colton is determined to overturn a wrongful conviction but must find a way to get the truth out of the star witness: Emmanuel Iglesias. The sexy detective is sure the case was by the book. When Pippa starts receiving threats, her theory begins to look much more convincing, if they can unearth evidence before the true killer stops them in their tracks. COLTON’S SECRET HISTORY (A Coltons of Kansas novel) by Jennifer D. Bokal When Bridgette Colton’s job with the Kansas State Department of Health sends her to her hometown to investigate a cluster of cancer cases, she uncovers long-hidden family secrets that lead her back to her first love, Luke Walker. CAVANAUGH IN PLAIN SIGHT (A Cavanaugh Justice novel) by USA TODAY bestselling author Marie Ferrarella A feisty reporter has always believed in following her moral compass, but this time that same compass just might make her a target—unless Morgan Cavanaugh can protect her. Her work gets her in trouble and anyone could want to silence her—permanently. HER P.I. PROTECTOR (A Cold Case Detectives novel) by Jennifer Morey Detective Julien LaCroix meets Skylar Chelsey, the daughter of a wealthy rancher, just when she needs him the most: after she stumbles upon a murder scene. Now they fight instant attraction and a relentless killer, who will stop at nothing to silence the only living witness.

She'd sworn him to secrecy But some secrets can kill… When Valerie Yates and Nash Colton reunite, they don't expect that their love could reawaken old demons. Soon after Valerie confesses a devastating truth, Nash is arrested for murder. She's determined to prove his innocence, but doing so means uncovering even more heartbreak and betrayal. Can the former lovers find their second chance…and capture a killer tracking Nash's every move? From Harlequin Romantic Suspense: Danger. Passion. Drama. Feel the excitement in these uplifting romances, part of the Colton 911: Chicago series: Book 1: Colton 911: The Secret Network by Marie Ferrarella Book 2: Colton 911: Unlikely Alibi by Lisa Childs Book 3: Colton 911: Undercover Heat by Anna J. Stewart Book 4: Colton 911: Soldier's Return by Karen Whiddon Book 5: Colton 911: Hidden Target by Colleen Thompson Book 6: Colton 911: Guardian in the Storm by Carla Cassidy Book 7: Colton 911: Secret Defender by Marie Ferrarella Book 8: Colton 911: Temptation Undercover by Jennifer Morey Book 9: Colton 911: Forged in Fire by Linda Warren Book 10: Colton 911: Desperate Ransom by Cindy Dees Book 11: Colton 911: Secret Alibi by Beth Cornelison Book 12: Colton 911: Under Suspicion by Bonnie Vanak