Two bros in the background are soldiers of Karsvetika, a communist satellite state who are scapegoated and invaded by their Western-backed neighbors Zarvosk, thus necessitating the help of the Rural Volunteer Brigade.
I've been obsessed with playing the game lately so I'm still collecting screenshots. I'm not necessarily following Tarkov's story or geography too closely. I'm sorta using SPT as a framework to create interesting gameplay/narrative experiences for myself because that's what's currently within my ability. More to come soon!