For me with all this stuff, both the horror films and...

For me with all this stuff, both the horror films and thrillers like this, the most interesting thing is what goes on inside people's heads, ... The rest is just the setting. She is sort of trapped in her seat, with this guy a few inches apart watching her facial expressions for clues about what she is going to do and it is just so oppressive. Even when he lets her go to the bathroom she doesn't get long to unwind.