Just as Didier and Véra begin to understand that the cotton candy is linked to the UFOs, the GEPAN team is caught by security guards. Didier, who works as an engineer at CNES but also secretly conducts investigations, tries to convince the head of GEPAN, André, that this is a real UFO event, but he has abandoned his previous beliefs. In the meantime, Rémy has noticed that he has been causing inexplicable disturbances in the computers since the break-in at the power plant...