Two cooperativists exploit a pond for fish and frogs outside their institutions circuit. Until a youth with socialist expanding ideals comes with the initiative to drain it and use the land for grains. They hatch a plan to make the pond a natural monument, so an expert is summoned, but foolish beliefs betray them.

Ion is the head of workers' team who install high-voltage lines in the mountains. He discovers a design error that could put many lives in jeopardy and knows that the chief designer is Valeria, his ex-girlfriend from adolescent days.