A mysterious killer eliminate the singers of a brand new music Festival in Naples. Some journalists will try to discover who is that murderer who seems to be obsessed by the song "Funiculi, Funicula".

Jennifer is melancholic and romantically unsatisfied transgender who lives in a studio apartment in Naples. In the meantime a serial killer is claiming victims in her neighborhood. She is waiting for a phone call from Franco, an engineer from Genoa currently in Milan for work, with whom she had a relationship some time before, but there are malfunctions in the telephone line. Anna, another transgender, comes to help her and they start to know each other.