Gondry creates a surreal environment that is attributed to the more earthy way: the use of effects is not for sensationalism but contributes to the development of the case. As mad as it may seem the script idea, the film tells the story of the ancient world: a boy meets girl, fall in love, at first things go well until they first appear difficult. Here, however, avoid the platitudes and the story is presented in reverse linear path. But again it may be memories of the character, good or bad, the way he held back in the mind but not necessarily, as has happened in reality. Impressive Carrey in serious and perhaps better (after the Truman Show) part of his career, while pleasant surprise is the interpretation of Winslet. Even the minor characters are left to breathe, have their own lives and micro-stories that are intermingled with the main heroes and includes some minor surprises until you reach the not entirely optimistic finale. The question hanging is whether memory can not be (and therefore past) future. The couple walks in a snowy landscape 'and we do not know what will happen if they are doomed to make the same choices, committing the same mistakes and reach the same point again and again and again.