Build a movie plot around this: What was Cujo chasing? A bat
A:
Donna Trenton (Dee Wallace) is a frustrated housewife whose life is in turmoil after her husband Vic learns about her having an affair. Brett Camber (Billy Jacoby) is a young boy and a son of a mechanic, Joe, (Ed Lauter) whose only companion is a St. Bernard named "Cujo." While chasing a rabbit into a cave, Cujo is bitten by a bat with rabies and his behavior begins to change. While the dog begins to succumb to the disease, Brett and his mother leave for Connecticut to visit his mother's sister. When Donna and her young son, Tad (Danny Pintauro), drive out to the home where Cujo and the Cambers live, in order to fix Donna's car, the gentle Cujo, now crazed by the disease, attacks & kills the Cambers' neighbor, Gary Parvier. Joe Camber, after heading down to Gary's, looks for Gary but doesn't find him. He does find blood on the porch and goes inside - and discovers Gary's body on the floor, his throat torn open. Joe goes to call the police but Cujo suddenly enters the house, and Joe immediately recognizes that their once-beloved family pet is now rabid - and a dangerous menace. Camber unwittingly backs himself into a corner and Cujo suddenly attacks & kills him too.When Donna & Tad reach the Camber house, their Ford Pinto car's alternator dies. They are ambushed by Cujo while still in their vehicle, sending Tad into a panic. Donna and Tad are trapped inside the Pinto while the massive dog waits outside, attacking repeatedly, all while Vic is out of town on a business trip. Donna's repeated attempts to start the car are in vain and the 200-lb St. Bernard charges the car with each attempt.The hot sun makes the conditions nearly unbearable, but Donna knows that certain death awaits them outside. Donna decides that she must do something before they both die from either heatstroke or dehydration, but the dog could be anywhere, however, and attempts at escape are foiled by repeated attacks by the mad dog, who tries to get into the car. After a call from Vic, who had repeatedly called the home but got no answer, the...