Growing up in the famed farmhouse investigated in the blockbuster hit The Conjuring, Andrea Perron's past has inspired her to write a tell-all book, House of Darkness House Of Light. Now, with footage and reenactments to support her stories, Perron delves into the haunting tales of her upbringing.

The Bumstead family is off to see relatives in the country when Blondie runs into Charlie and Millie, an eloping couple needing her help.

Small-time businessman Charles Engle is threatened with exposure for embezzling $3,000 for his free-spending wife. Deciding on suicide, he scribbles a note, stuffs it in his pocket and goes for one last night on the town. He is pulled into a poker game by conman Bill O'Brien and singer Nina Barone, but when they discover the dropped note, they resolve to turn the tables, get Engle his $3,000 and save his life.

Things get under way when Blondie Bumstead demands that her husband request a raise from his boss Mr. Dithers, so that she can afford to hire a maid. But Dithers has no time for any salary disputes: his construction firm is currently stuck with an unsaleable old mansion that is rumored to be haunted. To disprove this theory, Dithers asks the Bumstead family to spend a night in the crumbling old house, throwing a retinue of servants into the bargain.