It's certainly a film worth watching, though it seems to strain for intelligence more than necessary. 7/10

I consider this to be among the finest mystery films I’ve ever encountered. Initially, I wasn't expecting much, despite the favorable ratings, because current ratings are often unreliable; they tend to be either excessively positive or unfairly negative, with very few actually earning their scores. This film absolutely lives up to its praise. If you're searching for something on par with films like *Shutter Island*, …

The film feels like a morality story in disguise, which is cleverly done. The storyline and how things unfolded were captivating and skillfully crafted. As you’d anticipate in a thriller, there are multiple surprises throughout; some were more successful than others. I thought it was an enjoyable experience and would suggest it to people who appreciate suspense and are willing to accept certain narrative leaps. My he…

It certainly kept me amused and proved to be a highly enjoyable film, though it's a wildly unrealistic crime story. The Spanish filmmakers really went off the deep end!