Sam, Jay and the remaining ghosts unravel the mystery of which ghost passed into the afterlife; Sam and Jay must relocate an owl in order to do construction on the barn to turn it into Jay's restaurant.
Sam learns that one of the ghosts' powers is to enter the dreams of the living and influence their decisions; two of the ghosts think they've learned the secret to moving on.
When Jay's sister and her boyfriend visit Woodstone Mansion, Eric reveals a major change that took place after his near-death experience there over Christmas.
Pete's widow, Carol, shows up at Woodstone Mansion during Sam and Jay's Halloween party, where they're trying to impress some cool friends; the ghosts hope to bring Flower back with a seance.
When Sam and Jay leave the ghosts home alone for the weekend in an attempt to have a romantic getaway, shocking revelations are made about two of Woodstone's beloved spirits.
Sam's dad visits, straining her bond with Patience. Isaac navigates post-breakup with Nigel. Thor and Flower face an awkward situation involving Nancy.
Trevor, who has catfished his way into a remote financial analyst job, is in hot water when he's summoned to a mandatory in-person work retreat. Also, Hetty and Sass start a rumor about Pete.
When Sam's book publisher requires source material for her biography on Isaac, she and Jay take a field trip to find a diary he claims he hid when he was alive.
When Sam accidentally creates a rift between Sam and Jay's neighbors, the Farnsbys, Henry Farnsby moves into Woodstone; Isaac and Nigel battle over a belated wedding present.
A leaky-water-heater mishap threatens to ruin holiday plans as Sam and Jay prepare to host Jay's hard-to-please dad, difficult-to-impress mum, and sister Bela.
A leaky water heater mishap threatens to ruin holiday plans as Sam and Jay prepare to host Jay's hard-to-please dad, difficult-to-impress mum and sister Bela.