Maggie Devereaux Series by Stephen Penner

PARANORMAL MURDER MYSTERY, SET IN THE SCOTTISH HIGHLANDS. American graduate student Maggie Devereaux fulfills a life-long dream when she travels to Scotland to study abroad. Her dream turns to a nightmare, however, when a serial killer begins murdering women at the school. When Maggie discovers a lost book of Highland magic, she grows convinced the killer is following an ancient rite for summoning a demon... morePARANORMAL MURDER MYSTERY, SET IN THE SCOTTISH HIGHLANDS. American graduate student Maggie Devereaux fulfills a life-long dream when she travels to Scotland to study abroad. Her dream turns to a nightmare, however, when a serial killer begins murdering women at the school. When Maggie discovers a lost book of Highland magic, she grows convinced the killer is following an ancient rite for summoning a demon. Maggie will have to open her mind to the possibility that the magic in the spellbook is real... because the magic may be the only thing that can save her from becoming the killer’s next victim. less

The heir to the Clan MacLeod has been kidnapped. The police think it's for ransom, but Maggie Devereaux knows better. She'll have to tap into her dark magic again to save the baby, damn the consequences. Except that damnation may well be the consequence for Maggie.