A soldier introduces himself to the Peterson family, claiming to be a friend of their son who died in action. After the young man is welcomed into their home, a series of accidental deaths seem to be connected to his presence.

[last lines]
Anna: What the fuck?
David: I'm a soldier, man. I like guns.
David: You did the right thing. I don't blame you.
David: Those kids at school, are they bigger than you?
Luke Peterson: Yeah.
David: Then bring a knife to school. If they take it off you and beat you up, you go around their houses at night and burn them down with their families inside. What's the worst they can do?
Luke Peterson: Yeah... Umm... Okay.
[first lines]
Spencer Peterson: Are you done with your breakfast?
Luke Peterson: Yeah.
Spencer Peterson: Let's do this thing.