While Violet and Tate try to rid the Murder House of its spectral inhabitants, Chad and Patrick make plans to adopt and Vivien gives birth to the twins.
While Violet learns more about the Murder House and her role in it, the police interrogate Constance about Travis' death. Meanwhile, Ben pays Vivien another visit and the true story of Larry's burns is presented.
Ben treats a patient obsessed with the urban legend of Piggy Man. Meanwhile, Constance brings in a medium to deal with the spirits that haunt her, Vivien begins a new diet, and Violet discovers the truth about Tate.
While the Murder House's newest permanent resident stalks Ben and Vivien, Tate must face someone from his own dark past. Meanwhile, Chad tries to decorate the house to his satisfaction, while Constance has a heart-to-heart chat with Violet.
The spirits of the Murder House become ever stronger, blurring the line between life and death. Meanwhile, the house's former residents offer some tips on decorating for Halloween to the Harmons.
Ben receives a visitor who threatens to unhinge him completely. Meanwhile, Vivien investigates the house's original residents, and Constance and Moira confront each other over their shared secret.
A family recovering from a mother's miscarriage, and a father's infidelities make the decision to move into a creepy home with a complicated history. The family is introduced to a handful of eccentric characters including a psychopathic teen patient of the father, a mysterious housekeeper who isn't what she seems, a former resident of the home who murdered his family, and a southern actress with a disturbed daughter.
