A cold case. A locked-room murder. Vanessa Whitman moves into her eccentric uncle’s remote castle to ghostwrite his memoir, seeing it as her chance to start over and escape a stalker. But then Sheriff Ty Coleman discovers a body in a locked room of the Colorado castle, transforming everyone in Vanessa’s family into potential killers. On top of that, a twelve-year-old unsolved disappearance may hold the key to the murder. Can Ty protect Vanessa and discover the truth before the killer strikes again? From Harlequin Intrigue: Seek thrills. Solve crimes. Justice served. Unsolved Mystery series: Book 1: Cold Case Colorado by Cassie Miles Book 2: Cold Case Reopened by Caridad Piñeiro Book 3: Alaska Mountain Rescue by Elizabeth Heiter Book 4: Cold Case Flashbacks by Janice Kay Johnson Book 5: Cold Case True Crime by Denise N. Wheatley

They are on a cold trail And running out of time. Rhea Reilly is certain her twin sister’s sudden disappearance six months ago wasn’t a suicide, no matter what Colorado authorities think. She can’t afford to trust police detective Jackson Whitaker—even if he’s risking his career to uncover the truth. But a lethal trail of lies is drawing them together…and into an inescapable trap.

Two bombs in six days… And the culprit isn’t finished. With the help of his K-9 companion, Patches, FBI victim specialist Jax Diallo vows to help police chief Keara Hernandez solve the attacks rocking their Alaskan community. Evidence suggests the crimes are connected to her husband’s long-unsolved murder. And the strikes are becoming more personal. When dodging bullets becomes a daily event, Jax risks everything to keep his beautiful new partner from meeting a violent end…

Can he help her remember a decades-old crime And escape a killer determined to keep her silent? Twenty-five years after witnessing the murder of her mother, Gabriella Ortiz returns home to face the past she’s repressed since childhood. Detective Jack Cowan is obsessed with solving the cold case and catching the killer who shattered her family—and his. As Gabby’s buried memories start to surface, can Jack shield her from a faceless killer who is intent on destroying the future they’re hoping to build?

True crime is her beat. But this cold case is personal… Samantha Vincent has turned her fascination with true crime into a popular blog. When an old friend asks her to investigate a murder the police couldn’t solve, she begins to suspect that the cops want this case to go cold. Sam is confident she’ll catch the killer when Detective Gregory Harris agrees to help her, but everything changes when she becomes a target…