High school English teacher Mya Gaines has a lot of stress on her shoulders. From the papers she has to grade to her rocky marriage. A fellow teacher gets into an accident, leaving a substitute by the name of Mr. Hernandez in charge. Hernandez becomes obsessed and even in love with Mya after a steamy encounter with her. Their romance progresses, putting Mya's marriage in a horrible space. Will their relationship rise above all the mistakes made in Mya's past with her husband, or will the substitute's obsession take a wrong turn?