Movie "The Tenant"

A paranoid thriller about one person's obsession with another person's identity Modest and unremarkable Monsieur Trelkovsky moves into a new apartment and learns that the former tenant ended her life by jumping out of the window. He thinks a lot about her and gradually becomes obsessed with the girl's story. At some point, their personalities begin to merge... The main role in the film is played by the director himself, Roman Polanski.