Review: introducing an intriguing and alluring premise , only to fall prey to a boatload of screenwriting cliches that sink it faster than a leaky freighter 
Sentiment: negative

Review: watch witherspoon 's talents wasting away inside unnecessary films like legally blonde and sweet home abomination , i mean , alabama 
Sentiment: negative

Review: will have completely forgotten the movie by the time you get back to your car in the parking lot 
Sentiment: negative

Review: hugely rewarding experience 
Sentiment: positive


Review: this is one of the outstanding thrillers of recent years .