Lo que nadie sabe

... still pretty good. And better to do something by the rules/decent I guess, then doing something completely new but awful. To go into the story would spoil the movie, especially if you have seen you're fair share of thrillers. But for a small look into the story, look into the synopsis here on this site.

A believable turn of events and good characters (actors). This is somewhat of a nice turn for European cinema, in imitating American thriller cinema. If you just watch one European thriller this year, than this is the one to go! ;o) Seriously though, a good movie that deserves to be seen (I'm even convinced that there will be an American remake!)