Merlin's Legacy Series by Angela Knight

All her life, Sheriff's Deputy Rachel Kent has dreamed of becoming one of the immortal Magekind witches who protect humanity from itself. But first she must prove herself to the handsome vampire whose job is to decide whether she'll become a danger to those she's supposed to save. Nathaniel Alard is a Court Seducer who has been sent to trigger Rachel's witchy transformation by making love to her three times... moreAll her life, Sheriff's Deputy Rachel Kent has dreamed of becoming one of the immortal Magekind witches who protect humanity from itself. But first she must prove herself to the handsome vampire whose job is to decide whether she'll become a danger to those she's supposed to save. Nathaniel Alard is a Court Seducer who has been sent to trigger Rachel's witchy transformation by making love to her three times. The problem is, gaining such incredible powers may drive Rachel insane and force Nathaniel to kill her. Otherwise she may kill him -- and anyone else who gets in her way. Nate vows he'll only agree to complete Rachel's transformation if she proves she can be trusted with the powers she'll gain. But as he tests her -- and makes love to her with every test she passes -- mutual lust becomes something more. Will love be enough to save Rachel's sanity? less

Handsome Afghan war veteran Duncan Carpenter barely survived a horrifying IED attack that cost him his legs. He gets a second chance at life when he agrees to become an agent of the Magekind -- a vampire sworn to protect humanity. The spell that transforms him also heals his broken body and gives him incredible new abilities. Now he must pay for that gift, because the Magekind is preparing for war with powerful magical enemies... moreHandsome Afghan war veteran Duncan Carpenter barely survived a horrifying IED attack that cost him his legs. He gets a second chance at life when he agrees to become an agent of the Magekind -- a vampire sworn to protect humanity. The spell that transforms him also heals his broken body and gives him incredible new abilities. Now he must pay for that gift, because the Magekind is preparing for war with powerful magical enemies. But first he must complete his training with a Magekind witch, Masara Okeye. Problem. He’s falling for his mentor, even as he struggles to deal with life as a vampire. Masara finds her apprentice deliciously seductive -- a little bit too much so for her peace of mind, because he brings up memories better left buried. But when Duncan and Masara are asked to help a werewolf cop investigate the murder of a jogger, they’re targeted by the same vicious killers. The fight for survival drives the couple together, despite Masara’s determination to keep her distance. Then the case turns even more horrific and mysterious. What turned a couple of loving werewolf grandparents into vicious killers? And what’s with the flying rabid zombie rats? less