Spain, 1937. The conflict between the Republic and the military dictatorship of General Franco spilled over into a bloody war. Major European countries also entered the fighting: the USSR on one side, Germany and Italy on the other. The combat officer Alexey Dontzov is offered to form a sabotage squad and go to Spain as a volunteer. Alexey has reliable fighters who’ve gone through fire and water with him. But this time they’ll have to fight not bandits and the remaining White Guard stragglers, but seasoned German killers. Dontzov and his group head toward mortal danger…