Exploring the complexities and consequences of a predatory relationship, A Teacher follows the stories of Claire Wilson (Kate Mara), a young teacher at a suburban Texas high school and her student, Eric Walker (Nick Robinson). Beautiful and quietly enigmatic, Claire is the newest teacher at Westerbrook High School. Dissatisfied in her marriage to her college sweetheart Matt Mitchell (Ashley Zukerman), distant from her brother Nate Wilson (Adam David Thompson) and desperate for connection,