Fogs in August by Margaret A. Helms

Sarah McCain longs for a simple life, to blend in with the crowd and not be noticed. But she is noticed, and by the wrong person, a psychotic whose obsessions lead to murder. As her stalker watches, Sarah's life becomes complicated. She finds herself infatuated with a beautiful woman and attracted to an old boyfriend. When she lets someone get too close, her stalker lashes out, forcing Sarah to fight for her life and finally accept her true self.