The Enemies (2020)

Zoreh is a woman in her 60s, who lives in a big apartment building with her grown-up divorced daughter and elderly mother, in a somewhat tense relationship. Zoreh’s son has gone missing. She runs a small beauty parlour at home and everything is seemingly alright. But then anonymous letters start appearing in the residents’ post boxes. Someone has started to poison Zoreh’s life, to mentally harass her and to expose the hidden parts of her life. Who is it and why and is there any actual substance to the letters?