Books like Secure location by Beverly Long

A geneticist obsessively seeks a cure for death, but an accident and a shattered head force him into a mysterious disappearance, leaving his ex-wife to guard his secret and a former lover confronting a deadly investigation.

After a childhood accident, Erin and Roisin drift apart—until a buried secret haunts them both. When Erin’s father is injured in London, she must confront her past, a disappearing Roisin, and a truth that could destroy her family.

"As a Colby agent, Trinity Barrett is one of the best at finding the missing and delivering justice. He hasn't confronted a challenge he couldn't handle with ease--until now. To locate an abducted child and bring her home safely, he must team up with Equalizer Evonne Cassidy ... his ex-wife. Launching a dangerous search in Chicago's underbelly is not Evonne's biggest obstacle--partnering with Trinity is. They'd managed to keep their history a secret, but in close quarters they can't deny the passion that still connects them. And if there's any hope for a Christmas reconciliation, they'll first have to survive their risky assignment"--Publisher description.

Detective Chase Hollister assumes the role of husband to protect undermined witness Raney Taylor from an assassin, only to find the fabricated marriage tinging his own life with unexpected longing and peril.

Detective Sam Vernelli unsnarls a decades‑old cold case when his fiancée’s murder resurfaces, but the deeper truth threatens the family he loves.

Forty‑five‑year‑old Adrienne Willis, reeling from her husband's departure, finds new hope on the North Carolina coast when she meets surgeon Paul Flanner during a holiday in Rodanthe.

Detective Zach Thomas had one goal: find out what really happened the day his brother died. Problem was he had to involve beautiful scientist Jessica Parker. Then, as Zach slowly uncovered some deadly secrets, his need for vengeance was overshadowed by his desire to protect Jessica. A BUTTONED-UP BEAUTY who'd AWAKENED A KILLER Jessica Parker knew she'd spent her life doing no harm, and yet somehow the research she'd conducted had gone so horribly wrong. Could her gorgeous protector prevent her from falling victim to an elusive enemy who'd stop at nothing to suppress the truth?

Bodyguard Mack McCann leaves a quiet Colorado life to protect tabloid star Hope Minnow, whose life is threatened by an assassin and a jealous admirer.

"I very much need to be dead." These are the chilling last words left by a man who had everything to live for but took his own life. In the void that remains stands his widow, FBI agent Jane Hawk, surrounded by questions destined to go unanswered unless she does what all the grief and fury inside her demand: Find the truth, no matter what. People of talent and accomplishment, people seemingly happy and sound of mind, have recently been committing suicide in surprising numbers. A disturbing pattern is beginning to emerge. Jane is determined to give up everything to find out why. And if that means going rogue and becoming America's Most Wanted, then so be it. Those arrayed against her are legion, and devoted to protecting something profoundly important-or terrifying-enough to exterminate any and all in their way. But Jane is as clever as these enemies are cold-blooded, as relentless as they are ruthless. And she is driven by a righteous rage they can never comprehend. Because it is born of love.

In Raven's Hollow, Detective Eli Blume battles a new stalker and his own past, while the growing attraction to Sadie Bellam threatens their safety and the town's secrets.

Annie Payton seeks to regain custody of her children in the Village of Hope, where her ex-husband Ian Montgomery, now the village lawyer, unexpectedly becomes her only ally.

A woman’s vacation turns deadly when she discovers a murder on Moon Bay Island, and her ex-husband reappears just in time for a hurricane to lock them all together.

Crime writer Erica Falck discovers a Nazi medal among her late mother's belongings and, driven by a fractured childhood, digs into her family's past, uncovering dark secrets that culminate in a mysterious murder.