Deadline (2013)

Camp Anderson, Georgia, August 1864. In this huge open-air prison, the world is divided in two categories as the Civil war rages: outhern jailers and Northern captives. Between the two: the deadline. The prisoner who crosses this line wins a one-way ticket to hell.
One black solider among them, calmly insolent, proud gaze, intrigues the your Confederate soldier Louis Paugham who is assigned to watch the camp...