this one be about a homicide detective who battle a couple of young rich kid who have nothing well to do than plan an intricate murder and cover it up and they seem to outwit the police force seemingly at will . they taunt the detective by plant clue and lead them off on a wild goose chase . this one have a decent plot with a few good twist at the end of the movie and sandra bullock do a fine job in this one a a woman on the edge and not sure of herself and battle her inner demon and she can not seem to keep a man in her life and especially partner and they seem to keep leave her for some reason . altogether this isn not a bad film and it keep you guess all the way the very shocking end .