Watch The Hater (2020) online

The Hater (Polish: Sala samobójców. Hejter) is a 2020 Polish thriller drama film directed by Jan Komasa and written by Mateusz Pacewicz. The plot centres around an expelled university student from Warsaw who attempts to steer the internet, causing widespread hatred and violence. It premiered on 6 March 2020 in Poland and went on to win the Best International Narrative Feature Award at Tribeca Film Festival.
Tomasz Giemza, a disgraced law student obsessed with the progressive, upper-class Krasucki family, takes a job at a public relations company. What seemed like just another assignment turns out to be a quickly developing troll farm, where he excels in the business of spreading fake news and online hatred targeting famous personalities, internet celebrities and politicians. With time, Tomasz begins to use his newly acquired skills in order to stalk, harass and ultimately control the Krasuckis.