Best Psychological Thriller Anime: Monster, Perfect Blue & More 

Director: Naoyoshi Shiotani

Monster

Monster revolves around the story of an elite neurosurgeon working in Germany. Dr. Kenzou Tenma, as he is called, lives a righteous life. However, an unintentional saving of one of his patients later puts his mind in a crisis. Already dwelling on existential questions, he meets Johan Liebert, who adds complexity to his world. The story ventures into the doctor’s pursuit of justice and redemption as he confronts his haunting past.