A man suffering from amnesia is found washed up on a beach by an elderly couple. He has to unravel who he is and where he has come from, the only clue to his identity being the numerals “XIII” tattooed on his neck.

A man suffering from amnesia is found washed up on a beach by an elderly couple. He has to unravel who he is and where he has come from, the only clue to his identity being the numerals “XIII” tattooed on his neck.