Rural England, 1865. Katherine, suffocated by her loveless marriage to a bitter man and restrained by his father's tyranny, unleashes an irresistible force within her, so powerful that she will stop at nothing to get what she wants.
As mentioned a horse is shot. They also show the body of the horse as it is decomposing at the 58 minute mark. Lasts a few seconds. I would just skip the entire 58 minute mark.