Heidi Krieger, the 1986 European women's shot-put champion, became Andreas Krieger after a sex-change operation in 1997.

CNN: Athlete says sports steroids changed him from woman to man

But during the case, it was revealed that she herself had become a woman only after a sex-change operation.

ECONOMIST: Sex is a complicated thing to define

The sequences from the past include scenes of rape, kidnapping, imprisonment in chains, and a forced sex-change operation, all of which is remarkably unpleasant.

NEWYORKER: Creep Shows