While Alison and Mike gear up to make a big investment, the Captain and Kitty work together with the other ghosts to solve an unfolding mystery before it's too late.

Robin has a revelation that unnerves the ghosts and prompts them to consider their legacies. Alison and Mike decide to have a spontaneous wild night out.

Shocking news rocks Button House and a booking mix-up sees Mike and Alison forced to host a last-minute children's party that they are utterly unprepared for.

Thomas goes down memory lane with Alison, however, the truth is muddied when the other ghosts tell their version of events. Mike struggles with his own memories of Alison's past.

Can the Ghosts get back into Alison's good books after she gives them the biggest telling off of their lives/deaths? Alison and Mike learn that relaxation is harder than it looks.

Mike and Alison receive an incredible offer far beyond their expectations. They must make a decision, the result of which will change their lives forever.

With the B&B gone, Mike anxiously strives to fix their finances, but it's April Fools' Day, and a distracted Alison is out for revenge. The couple receive some life-changing news.

It's a nervous Mike's first night alone in the house when some uninvited guests set the ghosts on a mission to defend their treasured home.

The big day at Button House has arrived, but some freak weather disrupts everyone's plans.

A mysterious visitor arrives at Button House with a revelation that leaves Alison reeling. Mike has an epiphany on his first day at a new job, which causes Julian to remember his first day as a ghost.

A young couple, struggling to buy a first home, think their prayers are answered when a distant relative bequeaths them a vast country house. The catch? It's riddled with ghosts...

Alison has invited Lucy to come to Button House for a sleepover, but after a concerning meeting with the solicitor, Alison must work out if Lucy is really who she says she is.

After a night of partying, Alison and Mike scramble to clean up the house for a venue viewing, and Alison tries to find out why the ghosts are acting so strangely.

Desperate for cash, Mike and Alison rent the house to a film crew making a period drama – a move that pushes both Thomas and the old house's floorboards to breaking point.

When a documentary team comes to Button House to investigate a historical assassination plot, Alison and the ghosts are shocked to discover that it involved one of their own.

Alison and Mike are trying to find a semi-harmonious routine with the ghostly housemates of Button House. The ghosts have found a way to make their new situation work for them, while the couple are working towards a new money-making venture.

Mike is feeling intense anxiety about the future. The couple look into selling some land, incensing Lady Button. Can Thomas finally become a published poet?

Alison and Mike's neighbour spots a business opportunity which sparks all out war between them. The Captain makes a discovery and the Ghosts find a surprising new friend.