Question: the girl who plays violet in american horror story
Answer: The first season follows the Harmon family : Ben ( Dylan McDermott ) , Vivien ( Connie Britton ) and Violet ( Taissa Farmiga ) , who move from Boston to Los Angeles to start a new life in a Victorian mansion , after Vivien has a miscarriage and Ben has an affair with Hayden ( Kate Mara ) , one of his students .