"Abby and Erin have been friends for years. From their first high school science fair project, "The Durable but not Impenetrable Barrier," to their first book, Ghosts from Our Past: Both Literally and Figuratively: The Study of the Paranormal, and now as part of a new Ghostbusters team, they have always worked well together. But with new teammates Holtzmann and Patty in the mix, can they work together to form a whole new dream team? They'll discover that, together, there's no ghost these buddies can't bust"--Publisher.