1953, colonized Algeria. Fanon, a young black psychiatrist is appointed head doctor at the Blida-Joinville Hospital. He was putting his theories of ‘Institutional Psychotherapy’ into practice in opposition to the racist theories of the Algies School of Psychiatry, while a war broke out in his own wards.
During the Algerian War (1954-1962), many impoverished young Algerian men, known as "Harkis", volunteered to join the French Army. Salah and Kaddour find themselves under the orders of Lieutenant Pascal. But as the conflict draws to an end, the prospect of independence looms. The outlook for Harkis seems bleak. Lieutenant Pascal confronts his superiors, insisting that every single man in his platoon must be evacuated to France.