Men In Black 3 / Men In Black 3

Agents J and K are back in time. J has seen some inexplicable things during his 15 years with the Men in Black, but nothing, not even aliens, leaves him as perplexed as his disillusioned and reluctant partner. However, when K's life and the fate of the planet are put on the line, Agent J must travel back in time to set things right. He discovers that there are secrets in the universe that K never told him about.