Shadow Breeds Series by Shannon Curtis

A witch's spell…a warrior's curse  If not for her protective wards, witch Melissa Carter would be dead at the hands of her enemy, shadow breed Hunter Galen. Now he's her prisoner. Though she tortures the powerful warrior with spells, he torments her with dark fantasies, inciting a forbidden lust too strong to deny.  Hunter must escape to complete his mission—destroy his father, who vowed revenge on him and his beautiful captor... moreA witch's spell…a warrior's curse  If not for her protective wards, witch Melissa Carter would be dead at the hands of her enemy, shadow breed Hunter Galen. Now he's her prisoner. Though she tortures the powerful warrior with spells, he torments her with dark fantasies, inciting a forbidden lust too strong to deny.  Hunter must escape to complete his mission—destroy his father, who vowed revenge on him and his beautiful captor. But a warrior mates for life and now Hunter must protect Melissa—his mortal enemy and unlikely love. Doing so means descending into the underground world of the Darkken, a place so evil they might not come out alive… less