A building on three levels on the edge of the business area in Villemoisson-sur-Orge with a few apartments on the ground floor.
On the doors, the numbers were written roughly by freehand.
It was behind one of them, number 2, that a drama was tied.
The seals affixed by the criminal brigade of the DRPJ (Regional Directorate of Judicial Police) of Versailles (Yvelines) attest: Marcos, 52, was killed.
The man had two passports, one Brazilian and the other Portuguese.
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It is the alleged perpetrator who reported this murder ... from Brazil where he returned urgently with his girlfriend.
The young man in his twenties is said to be close to the victim.
"We are waiting to see if there is a family link", tempers a source close to the investigation.
After returning to Brazil, according to our information, he warned the victim's wife that he had committed "something stupid".
The wife then sent several audio messages via Facebook to an acquaintance in France.
It was this person who informed the Sainte-Geneviève-des-Bois police station.
Villemoisson-sur-Orge, this Wednesday.
The victim lived on the ground floor of this building./LP/Nicolas Goinard
On December 10, a patrol was sent there.
The door is not locked and the officials enter the studio.
They discover a man lying there on the ground.
Death is certified by a doctor.
Next to the body, they find a knife that could have been used for the crime.
The autopsy revealed two stab wounds on the neck.
The death would go back several days, "certainly in the night of December 5 to 6", according to a police source.
"He was really a very good person"
“We did not hear anything, explains a neighbor met on Wednesday.
The apartment is a bit out of the way.
He is a gentleman who was rarely seen.
According to its owner, Marcos had lived there "for about 2 years".
He adds: “I only knew him, the lease was in his name.
He worked in the building industry.
I know he had brought in a relative.
"And to add:" I do not understand what could have happened.
He was really a very good person ”.
According to our information, an argument between Marcos and the girlfriend of the suspected relative who also lived in the studio has arisen.
The alleged perpetrator would then have attacked Marcos with a knife before fleeing and buying two plane tickets in an emergency.
"Investigations are being carried out in his entourage, there is no certainty", continues a source close to the file.
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If the man who fled to Brazil is the alleged murderer, his run could be short-lived.
There has been an extradition agreement since 1996 between France and Brazil.
This agreement specifies that a Brazilian cannot be extradited to France from his country of origin, but Brazil has undertaken that its judicial authorities take over to prosecute, at the request of the French justice, someone. one who would be suspected of murder.