Chronological Order

The name of this movie is Chronological Order released in 2010-01-01 and it's main theme is A guy without many everyday worries finds a door floating in the ocean and soon suspects he is being followed. He discovers that it is himself that is following him and that the door allows him to travel back in time. He sets about trying to improve his life by changing his past; leaving himself notes all while trying to track down and correct the corrections his future self keeps trying to make..