The film "Eternal Mission" tells about the tumultuous fate of the delegation of the Azerbaijan Democratic Republic sent to the Paris Peace Conference in January 1919 under the leadership of Alimardan Bey Topchubashov, the Speaker of the Parliament.

The film tells about the events that happened to Eshkin (Elmeddin Jafarov), who kidnapped his girlfriend (Dilara Aliyeva) together with his friend Karamat (Vusal Murtuzaliyev). Eshkin and Qizkhanim meet on the Facebook social network. Qizkhanim lives in the district, and her father wants Eshkin to kidnap her because he wants to marry her off to someone else. Eshkin runs him off with his friend's hearse, and the misadventures begin right after that...

The banker Vagif Fataliyev is found murdered in his own house. During the investigation, two more murders occur one after the other.