The Escaper

One day a man found himself on a bed in a hospital suffering from Amnesia and a man who claimed that he was his lawyer told him that he was a murderer, and showed him a video in which he killed a man, so he believed his lawyer's story and decided to escape leaving everything behind him, he met a girl who helped him after he discovered that the man he met in the hospital lied to him. So he decided to back home to know what was going on, Indeed he discovered that he was innocent, but how he could be an innocent man and he appeared in the video killing someone??