New York comedian Alvy Singer falls in love with the ditsy Annie Hall.
A middle aged restaurateur begins to feel the desire to roam and realizes that one day each week, his mother's apartment will be empty all afternoon. He makes several attempts at seduction, only to learn that it is much more complicated and difficult than he could have imagined.
While protecting an Amish boy – the sole witness to a brutal murder – and his mother, a detective is forced to seek refuge within their community when his own life comes under threat.