Tangier, beginning of autumn. Dounia Abdallah, Moroccan, and Dimitri Barbarossa, Franco-Serbian, are lovers. They work together at the construction of a luxurious villa for a Gibraltar based company. The excavation works reveal Christian graves from the 4th century, adorned by frescos. For Dounia and Dimitri, this discovery is a unique occasion to change their life course. But one of the construction worker disappears.