Vengeance: A Love Story Graphic Attack Scene

Why would the filmmakers of Vengeance: A Love Story with Nicolas Cage want to make an attack scene this graphic? It's so realistic, victims could be triggered by this scene in the film.

This clip from the movie is highlighted to add imagery to the article "Vengeance: A Love Story Hits Harder Than You’d Expect,"
https://michaelallenonline.com/vengeance-a-love-story-hits-harder-than-youd-expect/

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