Jobless and living with her ex-boyfriend, Catalina lives her life one step at a time.

A sunny morning in Buenos Aires. All seems quiet, but then an odd race begins: a variety of people are after a backpack. A little army of seekers surprises us at every corner. Suddenly, a lonely bureaucrat (Mapache) is involved in this adventure, and new, mysterious and unknown people start to populate his life, all running around the popular Argentinian city to obtain the backpack which seems to ...