After saving the world from an ancient god of destruction in Ghostbusters: Afterlife (2021), Gary and the Spenglers settle into the old fire station in New York, where the original Ghostbusters (1984) began their journey to save the world from paranormal threats. But just when they thought they could enjoy their newfound peace, the team stumbles upon a mysterious object that frees an unstoppable force from the depths of history. As chaos reigns and pure evil plunges the world into darkness, the Ghostbusters must once again step up to save humankind from the brink of doom. With two generations of ghost hunters fighting side by side, the stakes have never been higher. Will they be able to avert the inevitable before everything freezes over?