Emilia Sánchez is a single and resilient mother who works in a mine, where she meets with Leonardo Santamaría, the son of the town's most powerful woman, Roberta Castro. Emilia and Leonardo fall in love, unleashing Roberta's fury. As Roberta discovers that Emilia has exposed her wicked deeds, she seeks revenge to make Emilia's life miserable and destroy her. Emilia survives the hardships but is left with a broken heart, believing Leonardo betrayed her. When everyone believes Emilia has died, she returns to the town to reclaim her son and seek justice. She will make each of her enemies pay for the harm they've inflicted, discovering that love is her only salvation.