In La Promesa, the air grows heavy with secrets and tension as long-forgotten truths resurface. María Fernández struggles with her feelings for Samuel, questioning if his priestly aspirations create an insurmountable barrier between them. Meanwhile, the enigmatic Leocadia de Figueroa commands attention with her calculated presence, stirring unease and resurrecting buried guilt in Rómulo, whose past choices may now place him in danger. 
Elsewhere, Curro faces off with his controlling father, Lorenzo, refusing to submit to manipulative schemes intended to exile him or coerce him into marriage. Lorenzo’s veiled threats only deepen Curro’s resolve to resist and seek support to protect his future. In the servants’ quarters, Petra and Ricardo engage in a tense standoff, their heated exchange laced with dark revelations that threaten to disrupt the delicate balance of the estate.

As alliances shift and secrets unravel, La Promesa intensifies its exploration of power, loyalty, and redemption, drawing its characters closer to a reckoning that could redefine their lives and the legacy of the estate.