Bonga, his three friends and his girlfriend Loló care for abandoned children in a cave on the outskirts of a city. One day, Pedrinho runs away from home and goes to live in the cave. His father, a powerful industrial, offers a reward to anyone who brings the child back.
Antunes Filho's TV adaptation of Consuelo de Castro's play "Implosão" where the author draws a parallel between the first implosion of a building in São Paulo, the Mendes Caldeira building, in November 1975, and the collapse of a marriage, suffocated by economic needs and relationship problems...