Michele is thirteen year old, shy, unpopular at school, and in love with Stella. After wearing a costume for a Halloween party, he finds out that he's invisible.

In a surreal little town called Gemona, lives Mauri, a man with a strange personality, afflicted by a rare kind of syndrome, that force him to stay always at home and spy his neighbours. Pieri, his doctor and lover, after the last removal, because of Mauri's continues attentions for the previous neighbor, went to Auckand for a convention of a clinic study case of a Mauri's syndrome. Left alone, Mauri, start to think about his neighbors, and his thoughts bring the man to terrible, sharp and strange deductions...