Argentina, 1915. Accompanied by a doctor and his beautiful daughter, Köhner, a ruthless foreman who rules a yerba mate plantation with an iron fist, arrives in the city of Posadas with the purpose of hiring workers.
The lives, loves and vicissitudes of a group of circus performers in the Argentine Pampas around the turn of the century are played out in this drama with songs.
The story of the first colony of immigrants to arrive in the province of Santa Fe, in Argentina.