The "Sweep" series, published in the U.K. as "Wicca", is a series of books by Cate Tiernan. Starting with Book of Shadows, the series is a work of fiction set against a U.S. East Coast background. The heroine, Morgan, discovers that she's a "blood witch", and learns that she must battle dark magic.

The Series:

1. Book of Shadows
2. The Coven
3. Blood Witch
4. Dark Magick
5. Awakening
6. Spellbound
7. The Calling
8. Changeling
9. Strife
10. Seeker
11. Origins
12. Eclipse
13. Reckoning
14. Full Circle
15. Nights Child