Per Myrberg

Erik, the son of a wealthy farmer, and Anna, the daughter of a poor crofter, have known each other since they were children. Now, that they are grown up, they love each other, but their parents won't let them have each other, since their families are enemies.

If someone just then had told her that she in a few months would be the mistress of her boss, she would have become aggrieved and indignant. Women who tangled with married men were not acceptable to her.

A middle-aged teacher is suffering from paranoid delusions. Her slightly younger man is bit by bit pulled into her condition. Love has made her vulnerable and jealous and slowly but surely their marriage is transformed into a pitch-black folie à deux.