![The Stranger Beside Me](https://image.tmdb.org/t/p/w185/t3MvcrZbM7Jb2RBXqbqzqrXJPol.jpg)
Sadie and Kevin have decided to spend a romantic weekend together at his lake house. But when an unexpected- and unfortunate- text from her best friend Jennifer to Kevin reveals a lurid love affair between the two, Sadie spirals into a hunger for revenge.