The Fall: The Tale of her

Three mysterious relationships between a husband, his wife and his brother.
Two brothers with a tragic past and many secrets.
And one s*cide of a woman with no reason behind it.
Both men of the family need to face their past and present together.
But only one of them will survive, Who will it be? The Husband or the Brother-in-Law?

May at the end of the story, we may know...