After an affair nearly destroys their marriage, Patricia and Terry Phelps move their family from the city to suburban Connecticut, to a house that may be haunted.
After years of writer's block, Pat finally finds her muse through the help of a narcotic; Terry's pitch to the Archdiocese of New York turns out to be the presentation from hell.
Pat is writing like a woman possessed until she finds out the true identity of her muse; Terry makes a decision about work that will come back to haunt him.
As Pat tries to get rid of Rosemary for good, she finds out that Terry has been keeping a horrifying secret from her; Gaynor learns a secret about Pat that will change how she views her mother forever.
Pat's pact with Rosemary breathes new life into her career and her marriage; a new house tea gets out of hand, and Pat realizes the deal isn't what she expected.