The "Flyer" in question is William Marshall, a young man falsely accused of a crime. Escaping the clutches of the law, he becomes involved with several pretty young ladies. Marjorie Woodworth plays the girl who helps Marshall in his escape, pausing occasionally to participate in a some lively but forgettable musical numbers..
The recording was not made exactly under the MTV Unplugged standards because the band was 'Plugged', but includes a great Andrea Echeverri's performance in the track «En la Ciudad de la Furia» and also they used samplers in 2 tracks: 'Cementerio Club' from Luis Alberto Spinetta used on «Té para Tres» and 'Chrome Waves' from the English band Ride used on «Un Misil en mi Placard».