 He dives into the wormhole at the last moment, and arrives in 1977, at a critical point in the history of Pearadyne and Blake Holsey High.Josie returns for him and they arrive home safely, but Josie made a headstrong decision to try to prevent the Pearadyne accident by stealing back the Chi Ball.When she returns to the present, Blake Holsey High is deserted (and has been since 1987), and Vaughn and the other Science Club members are nowhere to be seen.