Martin leaves his protective parents’ home and comes to Berlin as a law student with high hopes. He finds a tiny, run-down flat in a strange, dark apartment block, from which the previous tenant has disappeared without a trace. Having no luck with social contacts at the university, Martin quickly falls for his mysterious landlady Simone, who lives just next door behind a thin wall. Hoping to find trust and intimacy, Martin loses himself in the house’s disturbing world of sex and violence. Deep i...