Bodies of a retired couple found in their garden in Combres, France. An 18-year-old young man confessed to their murder on Thursday, after being placed in custody.

The motive for this double homicide remains unclear: it would be justified by a temporary “anger” The alleged killer will be brought before the public prosecutor’s office on Saturday, Le Figaro reports. “Very angry” after an argument with his father, the alleged culprit, who confessed to the facts, stabbed his victims to death with an oyster knife, the paper reports. The secondary property of the two retirees, who resided in Saint-Cloud (Hauts-de-Seine) and previously held the positions of nuclear physicist for the husband and biologist for his wife, is located in a tiny hamlet made up of three residences.. A friend of the couple noticed, late Wednesday afternoon, the presence of two inanimate bodies in her neighbors' garden. For the authorities, the case leaves no room for doubt: it is a double murder.