A ghost named Laurie flees from a terror with her friend, Michael. Unfortunately, their fear catches up to them and recaptures Michael, but Laurie escapes, allowing her to find help for her friends underground. Meanwhile, Ray receives an invite to his Junior High School reunion. Itís not long after he leaves that Laurie appears at the firehouse and informs of the Ghostbusters of the creature she escaped from. And to make matters worse, this creature, the Soul Catcher, resides underneath the abandoned hallways of Rayís school!