Captured by the U.S. Government, Mohamedou Ould Slahi (Tahar Rahim) languishes in prison for years without charge or trial. Losing all hope, Slahi finds allies in defense attorney Nancy Hollander (Jodie Foster) and her associate Teri Duncan (Shailene Woodley). Together they face countless obstacles in a desperate pursuit for justice. Their controversial advocacy, along with evidence uncovered by the formidable military prosecutor, Lt. Colonel Stuart Couch (Benedict Cumberbatch), eventually reveals a shocking and far-reaching conspiracy. Based on the New York Times best-selling memoir, this is the explosive true story of a fight for survival against all odds.