The film is inspired by the Mário de Sá-Carneiro short story, where the narration is made by Professor Antena's assistant who walks by his side when he is run over in a perhaps enigmatic way.
The story of a novice teacher who manages to win over not only her students but also her colleagues. Through her activity and dedication, she manages to ensure the completion of a gymnasium that has been under construction for 3 years.
A lift technician finds himself drawn into a web of mystery and peril as he investigates the perplexing deadly accidents occurring in the elevators of a new office building.