Unfaithfully Yours

Unfaithfully Yours

Year: 1984

Runtime: 96 min

Language: Chinese

Director: Howard Zieff

ComedyRomanceMusic

A celebrated symphony conductor suspects his wife is unfaithful and devises elaborate schemes to uncover the truth. His playful investigations lead to a comical and increasingly complex series of events, as he attempts to expose her alleged infidelity. However, his actions create a whirlwind of misunderstandings and unexpected consequences, ultimately questioning his own perceptions of love and trust.

Warning: spoilers below!

Haven’t seen Unfaithfully Yours yet? This summary contains major spoilers. Bookmark the page, watch the movie, and come back for the full breakdown. If you're ready, scroll on and relive the story!

Unfaithfully Yours (1984) – Full Plot Summary & Ending Explained

Read the complete plot breakdown of Unfaithfully Yours (1984), including all key story events, major twists, and the ending explained in detail. Discover what really happened—and what it all means.

Claude Eastman is a renowned composer and the conductor of a prestigious symphony who has recently married a beautiful, much younger woman, Daniella. While on tour, he sends a message to his friend Norman Robbins to keep an eye on his wife, but the message is garbled by Claude’s Italian valet, Giuseppe. Norman, worried and curious, hires a private detective named Keller to investigate. What begins as a routine check soon spirals into a web of misunderstandings that threaten to unravel both trust and stability.

The private eye’s report arrives with a fuzzy video that seems to show Daniella in an encounter with a man—an appearance aided by Argyle socks that supposedly hint at Maxmillian Stein, a striking violinist who is a rising star in the orchestra and Claude’s protégé, notorious for his charm with women. In truth, the footage reveals a simpler truth: Max had used Claude’s flat to meet Norman’s wife, Carla. The misreadings pile up, and Claude’s suspicions intensify. Rather than admitting the truth, Daniella wrestles with guilt over keeping the affair secret from her husband, while Max offers only a casual apology for using Claude’s space, not for any deeper indiscretion. The lack of clear communication among the three players fuels a dangerous tension.

Driven by a desire to confront the supposed treachery, Claude schemes to spring a dramatic confrontation on Max and Daniella. He intends to catch them off-guard, but the plan backfires in a cascade of misinterpretations. The tension makes itself felt most vividly when Claude, in a display of raw jealousy, meets Max at a restaurant where the two men exchange a volley of unspoken accusations. The clash intensifies as Claude, overwhelmed by jealousy, performs a bold act: he matches Max’s artistry on the violin by delivering a Csárdás, the virtuosic piece made famous by Vittorio Monti, turning music into a weapon in a tense duel of skill and emotion.

The dynamics remain fraught as Claude separately confronts Daniella and Max. Daniella’s guilt is palpable, but she tries to maintain a fragile equilibrium, while Max apologizes for his choice to use Claude’s flat, rather than for any deeper breach of trust. The conversation never fully clarifies who was meeting whom, leaving Claude to interpret the silence as confirmation of his worst fears. He becomes convinced that the only way to restore order is through a drastic, deadly plan.

As the idea of murder takes root, Claude’s thoughts turn toward a scheme: to kill Daniella and frame Max for the crime, while trying to preserve the illusion of innocence. He rehearses the plan while conducting Tchaikovsky’s Violin Concerto, a haunting soundtrack to his growing hysteria. The plot is crafted in a chilling moment of arrogance and paranoia, but real-world obstacles—unforeseen circumstances—begin to disrupt the execution.

Keller’s understanding of the situation shifts when he notices Carla leaving Claude’s apartment on the tape, revealing that the supposed affair was not what it seemed. He races to catch Claude at the concert and, failing that, travels to Claude’s flat to intervene during the moment when murder appears imminent. Daniella’s reaction upon learning the truth is complex: anger flares at first, not only at the possibility that she was thought capable of unfaithfulness, but at the idea that Claude’s jealousy could drive him to violence. Yet her anger eases as Claude explains his love for her and his inability to fully suppress his jealousy. The couple’s path to reconciliation is fragile but real, underscored by a recognition of their mutual devotion despite the chaos that nearly tore them apart.

Last Updated: October 04, 2025 at 10:30

Unlock the Full Story of Unfaithfully Yours

Don't stop at just watching — explore Unfaithfully Yours in full detail. From the complete plot summary and scene-by-scene timeline to character breakdowns, thematic analysis, and a deep dive into the ending — every page helps you truly understand what Unfaithfully Yours is all about. Plus, discover what's next after the movie.

Unfaithfully Yours Timeline

Track the full timeline of Unfaithfully Yours with every major event arranged chronologically. Perfect for decoding non-linear storytelling, flashbacks, or parallel narratives with a clear scene-by-scene breakdown.

Unfaithfully Yours Timeline

Characters, Settings & Themes in Unfaithfully Yours

Discover the characters, locations, and core themes that shape Unfaithfully Yours. Get insights into symbolic elements, setting significance, and deeper narrative meaning — ideal for thematic analysis and movie breakdowns.

Characters, Settings & Themes in Unfaithfully Yours

More About Unfaithfully Yours

Visit What's After the Movie to explore more about Unfaithfully Yours: box office results, cast and crew info, production details, post-credit scenes, and external links — all in one place for movie fans and researchers.

More About Unfaithfully Yours

Similar Movies to Unfaithfully Yours

Discover movies like Unfaithfully Yours that share similar genres, themes, and storytelling elements. Whether you’re drawn to the atmosphere, character arcs, or plot structure, these curated recommendations will help you explore more films you’ll love.