Review: reasonably entertaining 
Sentiment: positive

Review: more challenging or depressing 
Sentiment: negative

Review: seems embarrassed by his own invention and tries to rush through the intermediary passages , apparently hoping that the audience will not notice the glaring triteness of the plot device 
Sentiment: negative

Review: its sleazy moralizing 
Sentiment: negative


Review: that will stimulate hours of post viewing discussion , if only to be reminded of who did what to whom and why