In-laws aren’t always the easiest people in the world to deal with, but, at worst, we tend to assume there will be some passive aggression and poor boundary management. But some folks are a lot more malicious than that.
A woman shared the harrowing tale of discovering that her brother-in-law had been running some sort of evil scheme for years, culminating in the destruction of her marriage. Regular readers will know that relationship stories dealing with in-laws can often get pretty extreme, including needing to get the police involved. We got in touch with OP to learn more.