The Spanish period drama La Promesa reached a seismic turning point in Episode 670, delivering some of the most shocking revelations and emotional departures in the series' history. Broadcast on September 8, 2025, this episode (S04E670) finally addressed the mystery haunting the halls of the Luján palace: the truth behind Jana's death. The Truth Revealed: Who Killed Jana?
For weeks, the palace was shrouded in suspicion following the tragic demise of the show’s original protagonist, Jana Expósito. In a high-stakes confrontation, Lorenzo confronted Leocadia (the Marquise’s mother), accusing her of the crime. Under the weight of his blackmail, Leocadia experienced a series of traumatic flashbacks, finally remembering the events of that fateful night. The episode confirms that Leocadia was indeed responsible for Jana's death, a revelation that sets a dark new course for the series. Major Plot Developments in Episode 670
The episode wasn't just about Jana's killer; several key characters faced life-altering decisions:
Manuel’s Bold Move: In a move that stunned the family, Manuel officially renounced his position and inheritance to forge his own path, announcing his intention to start his own business.
Catalina’s Rebellion: Backed by the palace staff, Catalina stood up to the Baron of Valladares, humilling him in a way the arrogant noble would never forget.
The Fall of Pía and Ricardo: In a heartbreaking shift, the former housekeepers Pía and Ricardo were forced to accept their demotion to maid and stable boy, respectively, under the harsh orders of Cristóbal.
María Fernández’s Grief: Still reeling from Jana's death, María Fernández reached a breaking point. After a night of excess, she collapsed, unable to process her forbidden feelings for Samuel.
Reconciliations and Conflicts: While Vera and Lope found their way back to each other, their differing views on family future cast a shadow over their reunion. Meanwhile, Candela revealed long-held secrets to Toño in an attempt to mend his fractured relationship with Simona. Why Episode 670 is a "Top" Episode
Fans consider this a "top" or "must-watch" chapter because it serves as the definitive transition into a new era for La Promesa. By closing the book on the Jana mystery and having Manuel break away from his aristocratic duties, the showrunners have reset the stakes for the fifth season, which is currently airing new episodes as of May 2026. la promesa serie espanola capitulo 670 top
You can catch up on these intense moments and watch the full episode on the RTVE Play platform. La promesa - watch tv show streaming online - JustWatch
WATCH NEWEST EPISODES * S5 E80 - Episode 80. * S5 E79 - Episode 79. * S5 E78 - Episode 78.
Avance de 'La Promesa', capítulo de hoy lunes 8 de septiembre
The following essay explores the narrative shifts and major revelations of Episode 670 of the Spanish series La Promesa .
Shadows and Truths: An Analysis of Episode 670 of "La Promesa"
Episode 670 of La Promesa serves as a dramatic turning point for the series, delivering long-awaited resolutions to central mysteries while setting the stage for new conflicts within the Luján estate. Originally aired in September 2025, this episode is widely regarded by fans on RTVE Play as one of the most pivotal in the fourth season due to its revelation regarding the series' central protagonist, Jana Expósito. The Revelation: Who Killed Jana?
The most significant moment of the episode is the definitive answer to the question: "¿Quién mató a Jana?" (Who killed Jana?). After weeks of speculation and false accusations directed at the Marquise by characters like Lorenzo, the truth finally surfaces through Leocadia. The episode details how Leocadia, under intense pressure and blackmail from Lorenzo, eventually reveals what truly happened on the night of Jana’s death. This discovery shifts the power dynamics in the palace, as Leocadia’s role in the tragedy suggests a deeper web of manipulation aimed at usurping the Marquise's position. Manuel’s Transformation and New Horizons
While the mystery of Jana's fate dominates the plot, the episode also focuses on the evolution of Manuel de Luján. Distraught by grief, Manuel makes the radical decision to renounce his aristocratic standing to find a new purpose. He chooses to sell his stake in the motor company—a project he had fought hard to build—to Pedro Farré. Instead of a life of leisure, he decides to start his own independent engine-building business, hiring Toño as his assistant as a way to honor the memory of the life he shared with Jana. Domestic Upheaval and Social Warfare The Spanish period drama La Promesa reached a
Beneath the primary drama, the "downstairs" life of the palace faces its own crises. Pía and Ricardo, major figures in the household staff, are forced to accept a humiliating degradation to "criada" (maid) and "mozo" (stable boy) after failing to meet an ultimatum from Cristóbal.
Meanwhile, "upstairs," Catalina de Luján delivers a moment of cathartic social vengeance. Supported by her fellow workers, she publicly humbles the Baron of Valladares in a manner that permanently alters the family’s social standing in the region. Conclusion
Episode 670 is a masterclass in serialized drama, balancing the resolution of a "whodunnit" with significant character growth for its leads. By revealing the truth behind Jana’s fate and Manuel’s subsequent departure from aristocratic tradition, the series successfully transitions into its next major arc, leaving viewers to wonder how the Luján family will survive the fallout of Leocadia's confession and Lorenzo's rising influence.
Avance del capítulo de 'La Promesa' del lunes, 8 de septiembre
Here’s a review of La Promesa Spanish series, focusing on Chapter 670 and why it’s considered a top episode.
Climax of a Long-Arc Conflict
Without spoiling too much, episode 670 resolves a simmering storyline that began nearly 50 chapters earlier. The confrontation between Jana and Manuel reaches a boiling point—not with shouting, but with devastatingly quiet revelations. The writing finally gives fans the emotional honesty they’ve been waiting for.
Outstanding Performances
Direction & Pacing
Unlike some filler-heavy middle chapters, episode 670 is tightly paced. Every scene advances either the central romance or the ongoing mystery about the family’s hidden past. The use of natural lighting and close-ups during the dining room sequence heightens the claustrophobic tension. What Makes Chapter 670 Stand Out
The “Top” Factor
Fans on social media have ranked this episode among the top 5 of the entire series for three reasons:
If you missed the episode live, here is how to catch up:
Warning: While many YouTube channels offer highlights, the full capítulo 670 is only legally available on RTVE Play. Avoid unofficial clips that cut the crucial silent scenes.
The official preview for Monday’s episode teases:
If you meant "top" as in top-rated or top 5 scenes from the episode, let me know and I can expand!
For months, fans theorized that Jana was secretly the lost daughter of the former Marquess. In Chapter 670, we get confirmation—but not how we expected. Cruz whispers to her dying husband, Alonso, that Jana is his illegitimate niece. This means Jana and Manuel are not blood-related (a relief to shippers), but it makes Jana a rightful heir to a portion of the estate. The battle for inheritance just got infinitely more complex.
En el capítulo 670 de La Promesa, los personajes principales alcanzan un punto de inflexión: una verdad largamente ocultada amenaza con destruir alianzas familiares y amorosas. Traiciones recientes salen a la luz, un secreto del pasado cambia la dinámica del poder en la finca y una decisión impulsiva deja consecuencias irreversibles para varios protagonistas.