A young, introverted medical student, Pavlik, becomes the target of a vicious hazing ritual by senior students. But unlike typical revenge thrillers, Pavlik does not fight back with fists or weapons. Instead, he uses his encyclopedic knowledge of human anatomy and pressure points to inflict psychological and physiological torture on his abusers, one by one.
If you can provide more details (director, country, language, any actor or scene description), I can help identify the exact video. Otherwise, I recommend searching ok.ru with variations of the title or looking up "2011 student documentary ok.ru" in a search engine.
A criminology professor tries to prove the innocence of her star student, who has been accused of a brutal murder on campus. As she digs deeper, she becomes a target herself.