The film reveals the key episodes of the battle for Mariupol at the time, including the brilliant assault operation at dawn on 13 June 2014 by Azov volunteers, which drove the separatist fighters out of the city. In addition, other events are shown in detail: the bloody provocation of 9 May; the disturbing autumn when, after Ilovaisk, Mariupol was on the verge of falling; the crime against humanity — the rocket attack on the Skhidnyi neighborhood on 24 January 2015 and the successful offensive of the same Azov in February 2015 in Shyrokyne.

The film features: Serhii Taruta, Oleksandr Turchynov, Arsen Avakov, Enver Tskitishvili, CEO of Azovstal, Andriy Biletskyi, former Azov commander, Serhiy Korotkykh, Azov intelligence commander, Stepan Poltorak, former commander of the National Guard and former Minister of Defense, Ihor Pavlovskyi, then commander of Sector M, Viacheslav Abroskin, former chief police officer of Donetsk region, and others.