Books like His Thirtyday Fiancee by Catherine Mann

When Matthew Landis, heir to a powerful South Carolina family, publicly announces his engagement to Ashley Carson, the media buzzes—yet the pairing feels oddly convenient and raises questions about the true motives behind the announcement.

When a snowstorm severs Lake Tahoe lodge links, the wealthy and determined Nathan Barrister meets keira Sanders, and a thirty‑day no‑ties romance offers escape from his one‑month commitment.

A werewolf man cursed by a sorcerer must choose between saving his kingdom or his woman.

A mercenary known as Red Gloves and a lone fighter named Josiah reunite amid war to exploit a mysterious dagger‑star mark that foretells liberation of a populace oppressed by a ruthless usurper.

A horse‑breeding heiress and a dedicated trainer, an aspiring model and a charismatic painter collide, weaving romance, riding schools and the allure of Irish heritage.

"Faelan is from an ancient clan of Scottish Highland warriors, charged with shielding humanity from demonic forces. Betrayed and locked in a time vault, he has been sleeping for nearly two centuries when spunky historian Bree Kirkland inadvertently wakes him. She's more fearsome than the demon trying to kill him, and if he's not careful, she'll uncover the secrets his clan has bled and died to protect ... When Bree inherits an old treasure map, she discovers a warrior buried in her backyard. But the warrior isn't dead. Bree shocks Faelan with her modern dress and her boldness, and he infuriates Bree every time he tries to protect her. With demons suddenly on the move, Bree discovers that Faelan's duty as protector is in his blood, and that her part in this fight was destined before she was born. But nothing is ever what it seems ..."--P. [4] of cover.

As a werewolf, Talon is no stranger to secrets, and he can sense that the psychic Kenna is keeping something from him. But Talon is powerfully drawn to the mysterious stranger, and the urge to claim her is just as strong as the instinct to keep himself guarded. With impossible secrets keeping them apart and the threat from the other world drawing near, their fate hangs in the balance-- unless they can learn to trust each other.

A fantasy romance by Sherrilyn Kenyon set in an imagined realm featuring royal families, outlaws and paranormal elements.

While fighting for their lives, three mermaid sisters must battle dark and forbidden desires hidden in the ocean’s depths… After defeating the covert agency that threatened to destroy her and her sisters, Addison Lonike grudgingly resumes her life as an EMT in Maine. She would love nothing more than to take on the dangerous Mer queen, Magaera, who is hell-bent on destroying them. But with two baby nieces on the way, she can’t take the risk. That is, until Mason McKenzie arrives… Captain of the naval task force on the hunt for Queen Magaera in the Mediterranean, Mason sees the perfect recruit in Addison. But while at sea, the pair is pulled under a wave of passion that threatens their independent natures—and their mission. An encounter with a new race of male sea-shifters further complicates Addison’s desires. Now, she must choose between a life of the sea, or fulfilling the deepest longings of her heart…

They'd shared one wild weekend of passion, then she'd left without a word. Five years later, Nola Seabrook tracked down Captain Rick DeMassi to apologize for her hasty departure, not realizing this fresh encounter would lead to Rick moving in with her...as her bodyguard.Playing protector to his ex-lover had not been Rick's plan. But disturbing letters and a nearly fatal car bomb soon had him jumping into action. He fully intended to protect Nola with his life, find out why she'd been so quick to leave his bed...and do whatever was necessary to get her back in it.