The retro-futurist setting of Atomic Heart's post-apocalyptic Soviet Union delves deep into the concept of human vs machine, and the Darwin Test is just another piece in the game's puzzle. As the player is trying to figure out what caused everything to go wrong, they will need to activate drill mode inside the museum. To do this, they will need to convince the passive, non-violent robot Tereshkova that they are human, and not a robot.

Tereshkova is a positive, cheerful hostess at the All-Soviet Exhibition Center's registration stand, unable to express the horror she feels at the violence and carnage surrounding her. Like many parts of Atomic Heart's plot line, she blurs the line between robot and human and is suspicious the player character does so as well. She will not obey the orders of a robot pretending to be human, so to advance the story the player needs to...