Jonn Jonn'zz , a green Martian Manhunter from Mars, crash lands into a farm in USA, during 1954, a time when alien paranoia and Cold War threats are looming. He assumes the identity of the lonely man, who found him ,called John Jones. He takes his time to analyse humans and thier minds to blend in. Moments here reignites his tragic backstory in Mars, about his family, his friends his job ,and his evil twin brother,who caused him everything he loved. The film follows his backstory and his current life on Earth, that got him to the present day. Based on a story in Reddit
https://www.reddit.com/r/DC_Cinematic/comments/7ckf88/discussionmartian_manhunter_movie_ideas/?utm_source=amp&utm_medium=&utm_content=post_body