Circle of Air (The Witch's Progress, #1)

Tara seems like a perfectly normal person. She works two jobs to cover the rent. Her boss and her co-workers exploit her good nature so she ends up working even more. And of course she constantly studies so she can pass into the next circle of witchcraft.

Then a stranger visits "Ye Olde Magick Shoppe"--not the tourist section at the front of the store, but the section at the back that only the real witches and beings of power use. He carries with him the smell of the river, the sound of the ...