Brazilian outback, cowboys preserve their age-old customs, communicating with their cattle in a form of plaintive singing known as Aboio. The chant resounds an improvised, ancient form that is an entrance to the life and the imaginary of the ancient Brazilian cattle drivers.

Moki and Don Cherry met in the mid-1960s and soon began collaborating closely. They made happenings, music, art, posters, and record sleeves; they performed together, organized workshops, and toured. The film merges the different worlds they lived in – countryside and city life, and the various disciplines that were interwoven in their artistic practices.