Italy, March 1980. Cรฉsar travels to the ruins of Pompeii with the extravagant intention of recording psychophonies, supernatural echoes of the great eruption of Mount Vesuvius that destroyed the city in the 1st century, but he does not succeed. However, on one of the tapes a strange phrase, much more recent, is recorded, words that Cรฉsar has already heard somewhereโฆ