Frank goes missing and turns up in Toronto with no idea how he got there.
Preston and Porter move out; Gaby and Carlos visit her hometown; Keith asks Bree to move with him to Florida; Susan uses her ailment to get special treatment; Paul makes a decision about Beth.
The line between the living and the dead blurs on Halloween. Two of the house’s previous residents give the Harmons decorating advice.
Constance enlists Violet’s assistance with Tate. Ben helps a new patient confront his fears.
Sharon's son Ricky comes home for a surprise visit; the department investigates the murder of a retired LAPD fraud detective, who may have been murdered for an arrest she made decades ago.