It was he who called for help this Sunday morning.
Over the phone, the man said his wife was "in trouble".
On the spot, the firefighters could only note the death of his 23-year-old companion.
The emergency services observed that the victim presented a swollen face with sores and called the police.
The public prosecutor as well as a forensic doctor went to the site, specifies France Bleu.
Already known for a violent precedent on his companion
Her three children, aged four, two and one, were at home at the time of the events.
The respondent "left the scene before the arrival of the police", then finally presented himself at the Mirail police station, said the same source.
He wore the victim's blood on his clothes.
He "was known for a recent violent precedent on his companion," said the Toulouse prosecutor's office.
In particular, he had to follow an awareness training course.
Also according to the prosecution, the couple from New Caledonia was known to neighbors for festive, alcoholic and very noisy evenings often reported to the police.
The man in question was also known for traffic offenses in New Caledonia.
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The man was taken into custody and heard by investigators. An autopsy will be performed "at the beginning of the week" on the body of his companion, said the prosecution.
