American Horror Story revolves around The Harmons', a family of three who moved from Boston to Los Angeles as a means to reconcile past anguish. The all-star cast features Dylan McDermott as Ben Harmon, a psychiatrist; Connie Britton as Vivien Harmon, Ben's wife; Taissa Farmiga as Violet, the Harmon's teenage daughter; Jessica Lange as Constance, the Harmon's neighbor; Evan Peters plays Tate Langdon, one of Ben's patients; and Denis O'Hare as Larry Harvey.
A therapist moves his wife and teenage daughter across the country to escape their troubled past. The Harmon family quickly discovers their new home comes with its own kind of baggage.
Vivien and Violet find themselves in a dangerous situation eerily similar to a past event. Ben goes back to Boston to fix a mistake.
After putting the house back on the market, Vivien learns about its first residents. Ben's visitor causes him to further unravel. Constance and Moira's history is revealed.
The line between the living and the dead blurs on Halloween. Two of the house's previous residents give the Harmons decorating advice.
Halloween night concludes with Tate coming face-to-face with his past. Ben and Vivien are haunted by one of the house's newest guests.
Constance enlists Violet's assistance with Tate. Ben helps a new patient confront his fears.
The Harmon’s housekeeper, Moira (Frances Conroy/Alexandra Breckenridge), persuades a prospective buyer to make an offer on the house. Constance (Jessica Lange) and Larry (Denis O’Hare) work against her efforts. Vivien (Connie Britton) and Luke (Morris Chestnut) grow closer. (Written by Brad Falchuk; Directed by Tim Hunter)
The man in the rubber suit is revealed.
One of history's most famous murder victims pays the house a visit. Constance discovers more of Tate's bad behavior.
Violet learns about the rules of the house. The truth about Larry's condition is explained. Constance is interrogated by the police.
Vivien gives birth. Tate and Violet attempt to rid the house of some of its ghosts for good.
Season 1 concludes as Constance schemes to raise Tate's baby as her own.