This movie is about time travel

In reality, you have not encountered this kind of thing, is at a certain intersection, or a corner, a street, it seems very familiar, as if once came to the same, but think for a long time and can not remember, ? Since when? ! ? Only to find out it was in a dream! !!! Sometimes I think, in the end is the dream is real, or we are now real? ! You Say Dreams Are Dreams! ♪ in a dream, you can say you wake up and it's a dream ♪ ? ! Is this a parallel universe?