As someone who found "The Human Centipede II (Full Sequence)" too strident, I can say I found that "American Mary" had a well-needed (and unnerving) realism that adds a kick to the violent scenes, of which there are many. Oh, boy, you have no idea.
Mary Mason (Isabelle) is a seemingly normal, attractive aspiring surgeon who is introduced to the world of Extreme Body Modifications. Want laces sewn through your back? 'Need' horns applied to your head for a more demonic look? Mary is on the job.
