Savior City Witches Series by L. Valente, S. King

Mixing magic and street smarts, bounty hunter and P.I. Aster Night always gets her man. Except when it comes to...literally getting a man.
 Thanks to a curse placed on the Chastity coven centuries ago, she can't get busy with anyone until she marries a man from the sanctimonious, boring, holier-than-thou Koda coven. 
 Yeah, no thanks... moreMixing magic and street smarts, bounty hunter and P.I. Aster Night always gets her man. Except when it comes to...literally getting a man.
 Thanks to a curse placed on the Chastity coven centuries ago, she can't get busy with anyone until she marries a man from the sanctimonious, boring, holier-than-thou Koda coven. 
 Yeah, no thanks.
 Instead, she finds a way out of the curse on her own, breaking it with such a bang that she ends up naked with one sexy as sin man and making some major emotional and physical connections with his two, oh-so-alpha clan brothers.
 Her love life is looking up, until she's hired to track down a serial killer preying on witches, and learns her three new boyfriends were once romantically involved with one of the victims.
 Now, she has to choose--her heart or her career.
 Yes, Rake makes her laugh, Finn makes her knees weak, and Damon makes her feel safe in a way she never has before, but these men are too close to her case.
 So close she's afraid one of them might become a killer's next victim... 
 *This WHITE HOT reverse harem paranormal romance series is intended for readers 18 and over. This is a true reverse harem featuring one woman and her three fated mates. M/M/F/M* less

Mixing magic and street smarts, bounty hunter and P.I. Aster Night always gets her man. Except when it comes to...literally getting a man.
Thanks to a curse placed on the Chastity coven centuries ago, she can't get busy with anyone until she marries a man from the sanctimonious, boring, holier-than-thou Koda coven. 
Yeah, no thanks... moreMixing magic and street smarts, bounty hunter and P.I. Aster Night always gets her man. Except when it comes to...literally getting a man.
Thanks to a curse placed on the Chastity coven centuries ago, she can't get busy with anyone until she marries a man from the sanctimonious, boring, holier-than-thou Koda coven. 
Yeah, no thanks.
Instead, she finds a way out of the curse on her own, breaking it with such a bang that she ends up naked with one sexy as sin man and making some major emotional and physical connections with his two, oh-so-alpha clan brothers.
Her love life is looking up, until she's hired to track down a serial killer preying on witches, and learns her three new boyfriends were once romantically involved with one of the victims.
Now, she has to choose--her heart or her career.
Yes, Rake makes her laugh, Finn makes her knees weak, and Damon makes her feel safe in a way she never has before, but these men are too close to her case.
So close she's afraid one of them might become a killer's next victim... 
*This WHITE HOT reverse harem paranormal romance series is intended for readers 18 and over. This is a true reverse harem featuring one woman and her three fated mates. M/M/F/M* less

Supernatural P.I. Aster Night is closing in on a killer, but soon finds herself caught in the cross fire of some pitch black magic. Demon magic. The only way to save herself—and the world—is to catch the killer before he strikes again. She’s going to need every bit of magical help she can get…including the assistance of her three drop-dead sexy new boyfriends. Together, she, Rake, Damon, and Finn are a force to be reckoned with... moreSupernatural P.I. Aster Night is closing in on a killer, but soon finds herself caught in the cross fire of some pitch black magic. Demon magic. The only way to save herself—and the world—is to catch the killer before he strikes again. She’s going to need every bit of magical help she can get…including the assistance of her three drop-dead sexy new boyfriends. Together, she, Rake, Damon, and Finn are a force to be reckoned with. Every time they touch, power and passion flare in equal measure. The power, she needs. The passion, is a distraction she can’t afford. But when the ultimate darkness threatens the four fated mates, love may be the only magic strong enough to save them. *This WHITE HOT reverse harem paranormal romance series is intended for readers 18 and over. This is a true reverse harem featuring one woman and her fated mates. M/M/F/M* less