The South (2004)

Martje is the manager of a successful laundry service, but in her personal life she struggles with her self-image after the amputation of one of her breasts. After she is humiliated when Loe, one of her employees, is startled by the discovery of her prosthesis during foreplay, she imprisons him in the laundry plant. As Loe is slowly dying in imprisonment, Martje loses contact with reality and starts imagining having a family with him.

Unfortunately the movie The South is not yet available on HBO Max.