He began his days as a restaurant in a corner disputed between the neighborhoods of San Cristóbal and Balvanera.

Fifteen years later, with the arrival of the Cao brothers, it became the warehouse with the "La Armonía" beverage store: fresh cold meats, weight products and household items brought together a loyal clientele that eventually built a relationship of friendship with the family.

The visits of the artists León Ferrari and Roberto Del Villano, the filleting of the lyricist and artist Guillermo Pérez Bravo, the literary fictions of the writer Edgardo Lois, the chronicles of the urban historian Horacio Spinetto and the museologist Diego Ruiz and the meetings of the President of the Academia Porteña del Lunfardo Otilia Da Veiga are some of the traces that keep the spirit of the Cao brothers alive.