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.

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.

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’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.

Alison and Mike invite Barclay to discuss the land sale but are quickly forced to play hardball. Meanwhile, the ghosts become fixated on solving the mystery of Kitty’s death.

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.

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.