before starting the study, polygraph examiner anna sakhauddinova tells oksana nikolaeva how the test will be carried out, asking her not to move and answering questions only with yes or no. oksana looks confident, she is determined to prove that she was just a witness to a terrible murder and her friend. did you see the moment when the owner of the apartment fell out of the window? yes, do you know for sure that your roommate’s friend pushed the landlady out of the window? yes. did you fight with the dead that day? no, did you push the deceased out of the window? no, but the woman fell out of the window because you accidentally pushed her? no, did you specifically accuse your roommate's friend of murder to hide your guilt? no, there was such a thing that they argued on that day, on that day no. anastasia, do you think oksana behaved confidently? more than confident, let’s not forget that oksana has a criminal record behind her, she was... under conditions of very high stress, and to keep her face like that during a polygraph, well, apparently that’s what she’s doing somehow i