Man in the Mask tries to get Kinsey, but she grabs a bat and bludgeons him over the head, finally killing him. Kinsey hops in the back of the car as the woman drives away. . They reach a bridge where he gets out of the car and pulls a shard of glass out of his abdomen before dropping to the ground, seemingly dead. They return to their trailer to find Cindy's body, causing the two of them to break down. The two fall in the pool and struggle for the knife. She opens the door and starts slashing at Kinsey, but she grabs the officer's rifle and blasts Dollface away.
On the trip, the family stops at a diner, where Kinsey steps outside to smoke a cigarette. Dollface wakes a sleeping female occupant, knocking at the front door. Kinsey manages to find Luke and keep him hidden while she tries to get help. Cindy discovers that all of their phones have been smashed. They return to their trailer to find Cindy's body, causing the two of them to break down. Moments later, Dollface appears behind them with a knife.
After Luke leaves, Mike tries to free himself, but Man in the Mask finds him and silently taunts him by playing music in the car before stabbing him in the throat with an ice pick. Kinsey manages to get a police officer to stop and try to help her, only for Dollface to show up and slash the man's throat. Luke manages to take the knife from her and stab her to death. They enter and hear a banging sound. He picks up the phone and calls 911, but the connection is lost as the killers start to mess with the power.
Inside, they find their aunt and uncle brutally murdered. Kinsey takes off Dollface's mask and asks her why they are attacking them. Luke finds her and holds Dollface off by threatening to shoot her. The two then notice a rancid smell coming from one of the rooms. They first plan to spend a getaway with their Uncle Marvin at Gatlin Lake. Kinsey spots another car with a woman and her son approaching.
Outside, they are being stalked by the Man in the Mask Damian Maffei. Mike tells Luke he is proud of him. He grabs Kinsey and runs. Spoilers The synopsis below may give away important plot points. Under the cover of darkness, three masked psychopaths pay them a visit to test the family's every limit as they struggle to survive.
She grabs her lighter and ignites the fuel, causing both cars to explode. The two then notice a rancid smell coming from one of the rooms. Kinsey leaves the trailer to get fresh air, but also to get away from everyone. Kinsey notices something covered with a sheet. Kinsey is set to be sent off to boarding school due to her history of bad behavior. A woman living in that trailer wakes up to hear the music playing from the car.
She opens the door and starts slashing at Kinsey, but she grabs the officer's rifle and blasts Dollface away. She pulls it off to find Marvin's horribly mutilated corpse. They reach a bridge where he gets out of the car and pulls a shard of glass out of his abdomen before dropping to the ground, seemingly dead. A while later, Kinsey is recovering in the hospital, as is Luke, who is unconscious. They stop by the park to pick up their son Luke Lewis Pullman as he is playing a game with his buddies.
He runs toward the pool where she attempts to attack him, but he whacks her in the face with the club. Mike and Luke find Marvin's body, along with his wife. Kinsey runs back to the trailer and is attacked by Dollface, who slashes her arm and stabs her leg. Cindy and Kinsey run into the bathroom and lock themselves in. As Kinsey goes to get some water, she hears a loud banging on her door. Cindy discovers that all of their phones have been smashed.