Help me find a movie please, its very importantc

There is a guy and a girl who are in a relationship. Now, this guy works for this mafia man — a dangerous bad guy. The mafia man has a girlfriend, and this guy has a thing going on with her. Somehow, the mafia man finds out that someone is sleeping with his girlfriend, but he doesn’t suspect this guy. Instead, he suspects someone completely different.

They are at the mafia man’s house, and the mafia man drowns the guy he suspects in the pool, in the water, and tells someone to clean it up. The guy who is actually sleeping with the mafia man’s girlfriend gets scared and calls his own girlfriend (another girl) and tells her: “Come, we’re going on vacation.” She is shocked because it comes out of nowhere. They leave and go to a cabin in the woods.

Then the mafia man’s girlfriend arrives and says, “I need your help because he’s going to kill me.” The couple accept her, and she stays with them at the cabin/vacation house in the woods.

The mafia guy arrives and finds them because the girlfriend stole his car, and the car had GPS tracking. The mafia man kills the girl’s parents, and the three (the guy, his girlfriend, and the mafia man’s girlfriend) escape into the woods. They spend the night sleeping in the cold woods, and when the guy wakes up, he can’t find his girlfriend. He goes to look for her, they end up further away from the woods, and there he finds his girlfriend hanging from a tree.

Maybe he fights the mafia man after that and ends up killing him. The enD