Salomé et Cyril are studying in an engineering college. They invent a machine "The Hemisphere", capable of removing all inhibitions.Unable to find someone to test the machine, Salomé agrees to test herself the machine.She is projeced in a corridor with doors opening on erotic scenes in which she evolves without any inhibition....

A teacher is suspected of engaging in a 'special relationship' with a pupil. When said pupil disappears, the rumour gains momentum. Especially because two years earlier, another of the teacher's teenage pupils also disappeared.