Circo follows the Ponce familys hardscrabble circus as it struggles to stay together despite mounting debt, dwindling audiences, and a simmering family conflict. Through this intricately woven story of a marriage in trouble and of a century-old family tradition that hangs in the balance, Circo opens the viewer to the world of a traveling circus while examining the universal themes of family bonds, filial responsibility, and the weight of cultural inheritance.