A St. Patrick's Day staffing emergency gives Hetty the chance to step into an unlikely role at the restaurant as she regains her once-a-year ability to be seen and heard by the living. Meanwhile, Kyle returns to watch over the ghosts and finds himself caught in an amusing supernatural dynamic.

Sam and Jay work to secure Woodstone B&B a coveted spot on a prestigious luxury hotel list, only to face unexpected chaos when a vengeful newly discovered bunker ghost disrupts a crucial visit. Meanwhile, Flower and Thor clash over who gets to call the shots in their relationship.

Sam and the ghosts face The Others, a new group of spirits from one ghost's past. Meanwhile, Trevor tries to deal with a demanding Patience, who seeks a committed relationship in the wake of their holiday hookup.

Sam gets a glimpse of what her life would be like if she could never see the ghosts.

Sam's big Christmas Eve TV interview with Walter Storm takes an unexpected turn. Meanwhile, Trevor and Patience bond over their mutual disinterest in celebrating Christmas.

Now a successful podcaster, Todd Pearlman returns to profile Sam and Isaac's book, but becomes obsessed with Jay; Pete tries to get to the bottom of why Alberta changed her name, forcing her to admit a hidden truth.

Sam helps Eric plan the perfect proposal for Bela, until an encounter with Sasappis plants doubt in Bela's mind.

Sam and Pete get on each other's nerves during a book tour road trip; things reach a breaking point when an airline strike threatens their ability to get home in time for Thanksgiving.

Trevor's relationship with his daughter is strained when he pushes her to follow a career in finance over poetry; Jay confronts labor unrest at the restaurant.

Trevor finds a way to spend more time with his newly discovered daughter, Abby, by getting her at job at Jay's restaurant.

Sam and Jay's Halloween takes a spooky turn when they accidentally unleash a mummy ghost.

Sam and Jay try to impress their trendy city friends; a misplaced bookcase threatens Thor's ability to deliver an important speech; Isaac rallies the ghosts to help the couple navigate a tough customer service ordeal.

Sam, Jay and the ghosts attempt to extricate Jay from his deal with Elias Woodstone, the devil; Isaac helps Patience through a crisis of confidence; Pete and Alberta navigate the fallout from their kiss.