 After Josie disappears and fails to return, Professor Z forbids anyone from going into his office at all.Following the end of the series, Z stays on at Blake Holsey High in order to study the after side effects of the wormhole's destruction.A veteran science teacher, Principal Amanda Durst (Valerie Boyle) attempts to bring order and discipline to Blake Holsey's chaos, and is a reluctant conspirator in Victor Pearson's activities.