At Grave's End (Night Huntress #3)

It should be the best time of half-vampire Cat Crawfield’s life. With her undead lover Bones at her side, she’s successfully protected mortals from the rogue undead. But though Cat’s worn disguise after disguise to keep her true identity a secret from the brazen bloodsuckers, her cover’s finally been blown, placing her in terrible danger.

As if that wasn’t enough, a woman from Bones’s past is determined to bury him once and for all. Caught in the crosshairs of a vengeful vamp, yet determined to help Bones stop a lethal magic from being unleashed, Cat’s about to learn the true meaning of bad blood. And the tricks she’s learned as a special agent won’t help her. She will need to fully embrace her vampire instincts in order to save herself—and Bones—from a fate worse than the grave.

First Drop of Crimson (Night Huntress World #1)

Denise MacGregor knows all too well what lurks in the shadows – her best friend is half-vampire Cat Crawfield – and she has already lost more than the average human could bear. But her family’s dark past is wrapped in secrets and shrouded in darkness – and a demon shapeshifter has marked Denise as prey. Now her survival depends on an immortal who craves a taste of her.

He is Spade, a powerful, mysterious vampire who has walked the earth for centuries and is now duty-bound to protect this endangered, alluring human – even if it means destroying his own kind. Denise may arouse his deepest hungers, but Spade knows he must fight his urge to have her as they face the demon nightmare together…

Eternal Kiss of Darkness (Night Huntress World #2)

Chicago private investigator Kira Graceling should have just kept on walking. But her sense of duty refused to let her ignore the moans of pain coming from inside a warehouse just before dawn. Suddenly she finds herself in a world she's only imagined in her worst nightmares.

At the center is Mencheres, a breathtaking Master vampire who thought he'd seen it all. Then Kira appears, this fearless, beautiful . . . human who braved death to rescue him. Though he burns for her, keeping Kira in his world means risking her life. Yet sending her away is unthinkable.

But with danger closing in, Mencheres must choose either the woman he craves, or embracing the darkest magic to defeat an enemy bent on his eternal destruction.

Devil to Pay (Night Huntress Universe #3.5)

Blake Turner had it all until a demon decided to take residence in his soul. Plagued with constant black outs and a trail of dead bodies in his wake, Blake thinks vampire Elise is his best chance at ending the nightmare. It's just too bad he's fallen in love with the gorgeous vamp right before he has to die.

After a tragic accident scarred her body and destroyed her dreams, Leila never imagined that the worst was still to come: terrifying powers that let her channel electricity and learn a person's darkest secrets through a single touch. Leila is doomed to a life of solitude...until creatures of the night kidnap her, forcing her to reach out with a telepathic distress call to the world's most infamous vampire...

Vlad Tepesh inspired the greatest vampire legend of all--but whatever you do, don't call him Dracula. Vlad's ability to control fire makes him one of the most feared vampires in existence, but his enemies have found a new weapon against him - a beautiful mortal with powers to match his own. When Vlad and Leila meet, however, passion ignites between them, threatening to consume them both. It will take everything that they are to stop an enemy intent on bringing them down in flames.