Jamie Suzanne is not a real person and does not exist. Jamie Suzanne is the fake name that was created to represent the team of ghostwriters that wrote the Sweet Valley Twins series. This authorial entity served for the unified marketing presentation of the popular series. Readers could thus focus on the stories of their favorite characters without concern for the collective of authors.
After Jessica and Elizabeth kill an evil creature from the Riccoli kids' nightmares, they think everyone if free of their fear. But the creature has left the kids' nightmares to terrorized them in real life.