Looking for heart-racing romance and breathless suspense? Want high-stakes stories that cause sparks to fly between adventurous, brave characters in life-and-death situations?

Harlequin® Romantic Suspense brings you all that and more with four new full-length titles in one collection!

Colton Threat Unleashed (AThe Coltons of Owl Creek novel)

ByUSA TODAY bestselling author Tara Taylor Quinn

Sebastian Cross’s elite search and rescue dog-training business is being sabotaged. And his veterinarian, Ruby Colton, is being targeted for saving his dogs when they’re hurt. But when the resurgence of Sebastian’s PTSD collides with danger, romance and Ruby’s ensuing pregnancy, their lives are changed forever.

Cavanaugh Justice: Cold Case Squad (ACavanaugh Justice novel)

By USA TODAY bestselling author Marie Ferrarella

Detectives Cheyenne Cavanaugh and Jefferson McDougall are from two different worlds. When they team up to solve a cold case—and unearth a trail of serial killer murders—they’re desperate to catch the culprit. But can they avoid their undeniable attraction?

Texas Law: Lethal Encounter (ATexas Law novel)

ByJennifer D. Bokal

Ex-con Ryan Steele and Undersheriff Kathryn Glass both want a new start. When the widowed single mom’s neighbor is killed and the crime is posted on the internet, Ryan and Kathryn will have to join forces to stop the killer before his next gruesome crime: live streaming a murder.

The Bodyguard's Deadly Mission

ByLisa Dodson

After a tragic loss, Alexa King creates a security firm to keep other women safe. Taking Andrew Riker’s combat and tactical class will elevate her skills. But falling for the ex-marine makes her latest case not only personal…but deadly.