Plot Analysis Summary
A stolen diamond hidden in one of five identical guitars creates parallel hunts involving a repentant thief, his former girlfriend, and several singing idols.
Story Structure — 5 Plot Phases
A Jewel in the New House
Mylène settles into her new home and prepares for a reception at the Elysée Palace. She entrusts Gisèle with her gala outfit and valuable diamond heart before leaving for Cannes.
Key Events
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Mylène Moves Home — Mylène moves into a beautiful house beside the Bois de Boulogne. Characters: Mylène Demongeot
Location: Mylène's new home
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Workers Enter the House — Construction workers, including Richard, occupy the new property. Characters: Mylène Demongeot, Richard
Location: Mylène's house
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Elysée Palace Invitation — Mylène is invited to a reception at the Elysée Palace. Characters: Mylène Demongeot
Location: Mylène's house
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The Diamond Heart — Mylène asks Gisèle to prepare and protect the valuable diamond heart. Characters: Mylène Demongeot, Gisèle
Location: Mylène's house
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Mylène Leaves for Cannes — Mylène leaves for a cinematographic event in Cannes. Characters: Mylène Demongeot
Location: Mylène's house
The Tiler's Night Theft
Richard learns about the jewel through Gisèle and steals it after nightfall. Neighbors see him crossing the wall, forcing him to flee from the police and hide the heart inside an Ericson guitar.
Key Events
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Richard Learns the Secret — Richard incidentally learns about the famous jewel from Gisèle. Characters: Richard, Gisèle
Location: Mylène's house
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The Jewel Is Stolen — At nightfall, Richard steals the little diamond heart. Characters: Richard
Location: Mylène's property
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Police Pursuit — Neighbors alert the police after seeing Richard cross the wall. Characters: Richard
Location: Near Mylène's property
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Warehouse Hiding Place — Richard hides the jewel inside an Ericson guitar with chewing gum. Characters: Richard
Location: Music store warehouse
Five Guitars Vanish
Corinne goes to buy the guitar but discovers that all five Ericson copies have been sold to singing idols. She blames Richard, ends their relationship, and begins a separate search with Vonny.
Key Events
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Corinne Buys a Guitar — Corinne goes to the store to buy the guitar Richard mishandled. Characters: Corinne
Location: Music store
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Five Guitars Sold — The five Ericson copies have just been sold to five singing idols. Characters: Corinne, Sylvie Vartan, Johnny Hallyday, Charles Aznavour
Location: Music store
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Corinne Blames Richard — Corinne blames Richard for the failed purchase and breaks up with him. Characters: Corinne, Richard
Location: Music store
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Corinne Starts the Hunt — Corinne and Vonny begin tracking the five singing idols. Characters: Corinne, Vonny
Location: Unknown performance venues
Two Hunts for One Heart
A repentant Richard joins forces with Gisèle to recover the stolen jewel for Mylène. Meanwhile, Corinne and Vonny follow the idols through their artistic performances.
Key Events
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Richard Repents — Repentant Richard asks Gisèle to help return the stolen jewel. Characters: Richard, Gisèle
Location: Mylène's house
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Two Parallel Searches — Corinne's and Richard's groups separately pursue the same five guitars. Characters: Corinne, Vonny, Richard, Gisèle
Location: Paris performance circuit
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Approaching the Idols — The searchers approach an idol during an artistic performance. Characters: Corinne, Vonny, Richard, Gisèle, Sylvie Vartan
Location: Artistic performance venue
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Testing the Suspect Guitars — They investigate whether Johnny's guitar is the hidden-jewel instrument. Characters: Corinne, Vonny, Richard, Gisèle, Johnny Hallyday
Location: Artistic performance venue
The Idol Suspects
Both search parties approach the five possible guitar owners, including Charles Aznavour, Sylvie Vartan, Frank Alamo, Nancy Holloway, and Johnny Hallyday. The central mystery remains which idol possesses the guitar containing the diamond heart.
Key Events
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The Idol Trail Continues — The search extends to Charles Aznavour and the remaining idol guitars. Characters: Corinne, Vonny, Richard, Gisèle, Charles Aznavour
Location: Artistic performance venue
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Five Possible Holders — The treasure hunt focuses on identifying which of the five idols has the jewel. Characters: Corinne, Vonny, Richard, Gisèle, Sylvie Vartan
Location: Artistic performance venues
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Return Mission Awaits — Richard and Gisèle's stated goal is to return the jewel to Mylène after Cannes. Characters: Richard, Gisèle, Mylène Demongeot
Location: Mylène's house
After stealing a diamond from Mylène Demongeot, Richard hides it inside a guitar. But on returning to the music shop he discovers that the precious instrument has just been sold! The problem is complicated by the fact that five stars all bought the same model that morning...