In the movie Atlantics along the Atlantic coast, a soon-to-be-inaugurated futuristic tower looms over a suburb of Dakar. Ada, 17, is in love with Souleiman, a young construction worker. But she has been promised to another man. One night, Souleiman and his co-workers leave the country by sea, in hopes of a better future. Several days later, a fire ruins Ada’s wedding and a mysterious fever starts to spread. Little does Ada know that Souleiman has returned.