On her death bed, Rose hands over the Golden Palace hotel to her 5 children, Brigit, Jenella, Kirsten, Adam, and Charlie Jr. She warns her kids that Dorothy, Blanche, and Sophia have haunted the halls of this hotel for last ten years, but they are harmless. Jenella's husband, Walter, has dealt with spirits back in the 80s in NYC when he worked with the EPA. He hopes to harness the power of the paranormal to dole out his revenge to his nemesis, The Ghostbusters. Peter and Ray continue running the day to day operations of the Ghostbusters company with Oscar Barrett as the lead Ghostbuster in the field. Egon has passed away, but his daughter has taken over as the lead scientist on the team. Winston left the Ghostbusters and followed his dream of politics. He is now Mayor of Miami. Walter's tampering into the paranormal has caused the hotel to turn demonic, and Winston contacts his old employer to fly down and deal with this issue.