It is the demonstration of the new equipment, but some of it has mysteriously disappeared and the research grant has ran out. But Meyer receives a visit from Mrs Gibson who claims to represent the Ministry of Science and she makes an offer to fund further research. Albertine and her father discover a sleepwalking Paul in the middle of the night and he is found to be tampering with the rebuilt equipment. It is revealed that Mrs Gibson's real name is Major Gibson. Major Gibson is working on behalf of an army general who has his own designs for the project.