"Night Huntress" is a popular urban fantasy series written by Jeaniene Frost. The story primarily follows the character Cat Crawfield, a half-vampire who hunts the undead. As she navigates her dual identity, she encounters various supernatural beings and faces challenges that test her abilities and resolve. The series features a romantic subplot between Cat and Bones, a powerful vampire who becomes her ally and love interest. Together, they confront dangerous foes and uncover secrets about their world. The blend of action, romance, and humor has made "Night Huntress" a favorite among fans of the genre.