Books like Against the Fire by Kat Martin

Kassandra "Kitt" Wentworth defies her viscount father’s expectations, only to be drawn into a passionate affair with the scandal‑shrouded Clay Harcourt, whose hidden past threatens to unravel her rebellious heart.

Jillian Whitney, a penniless heiress, is thrust into a London scandal when her guardian is murdered and she becomes the sole suspect. She seeks refuge with the enigmatic Earl of Blackwood, whom she attracts—and who shelters her from the law while harboring a passionate but secretive love.

Mercy Thompson, a coyote shapeshifter, and her werewolf mate Adam must protect a stolen human child, whose dangerous power threatens a fragile peace between humans and the fae.

Montana wildfire fighter Rowan must keep her strict no‑romance rule, but the arrival of new recruit Gull Curry tests it—while a determined enemy seeks vengeance for a jumped partner’s death, forcing Rowan to rely on Gull’s help and support.

The ex-cop and librarian meet in Hawaii as they investigate a murder with rogue sensitives and para-hunters, discovering more danger than they bargained for.

Vampire hunter Elena Deveraux and her lover, the lethally beautiful archangel Raphael, have returned home to New York only to face an uncompromising new evil... A vampire has attacked a girls' school--the assault one of sheer, vicious madness--and it is only the first act. Rampant bloodlust takes vampire after vampire, threatening to make the streets run with blood. Then Raphael himself begins to show signs of an uncontrolled rage, as inexplicable storms darken the city skyline and the earth itself shudders. The omens are suddenly terrifyingly clear. An ancient and malevolent immortal is rising. The violent winds whisper her name: Caliane. She has returned to reclaim her son, Raphael. Only one thing stands in her way: Elena, the consort who must be destroyed.

As a viscount's daughter, Coralee Whitmore writes about London’s elite for a ladies’ gazette, but resolves into a determined journalist when her sister’s death triggers a dangerous investigation into the Earl of Tremaine.

In a high‑stakes hunt, bounty hunter Luke Brodie must team up with the formidable Emma Cassidy to track down a dangerous criminal from Emma’s past.

In a steamy Texas ranch setting, Clay Blackthorne faces a tangled love triangle and corporate intrigue when his fiancée Jocelyn offers herself to a rival to save her marriage—and when a terrorism trial brings a former lover back into his life.

After leaving her Texas hometown, Shelby Cole returns to Bad Luck when anonymous letters hint her estranged daughter may still be alive. Confronting her judge father, former lover Nevada Smith, and a tangled past with an alleged murder victim, secrets threaten her life.

Juggling single motherhood and her job as deputy sheriff of Teton County, Sarah Barndollar hasn't lost hope of solving two cold cases of missing young women. When a third vanishes, all hell breaks loose -- because she's the illegitimate daughter of Texas scion Clay Blackthorne and the granddaughter of his mortal enemy King Grayhawk. The crisis pits the two powerful families against each other in a race against time. Playboy Drew DeWitt, a Blackthorne cousin, insists on taking part in the search -- putting him on a collision course with Sarah. Her cop instincts tell her the sexy Texan is trouble. But when evidence emerges of a conspiracy against the U.S. government, Sarah accepts Drew's high-powered help as she negotiates a shadowy landscape of hidden rivals and ruthless greed where every moment counts in saving lives, including her own.

When a long‑hidden arson finally erupts, a Wyoming family must confront ancient secrets, jealous rivals and a vengeful killer who will stop only when the Dillingers are united for his wedding.

Private investigator Trace Rawlins takes on a mysterious threat to a red‑haired woman, uncovering secrets that blur the line between danger and romance.

A diver running a resort on Seafire Isle can't escape the lure of a buried treasure. When her ex‑lover and mysterious guests arrive, she faces kidnapping, deception, and a deadly secret that may claim her life.

After a shipwreck and pirate kidnapping, orphan sisters Tansy and Amanda are rescued by British spy Martin Ballard; Tansy’s affection sparks jealousy in Amanda, who tries to seduce him despite her imminent marriage.

When a journalist’s interview with a former bomb‑survivor’s leader goes awry, she teams up with his estranged son to uncover the hidden truth behind a decades‑old bombing.