Woken up and annoyed by the noise of workers in his Paris apartment block, Marco meets a young apprentice electrician, Haythem, working on the cabling under the floors. After knocking off, he meets up with Marco and they become friends. When Haythem learns that Marco is about to go to Tunisia for a holiday, he entrusts him with the delivery of a letter and some money for his father who lives there. But before that, Haythem takes Marco to the Hammam to introduce him to its most subtle customs.