《Descendant》 带观众走近阿拉巴马州的小社区“非洲城”，听这里的成员分享个人和群体故事，她他们的祖先曾经被押上历史上的最后一艘运奴船“克利提达号”，像货物一样从非洲被非法运往美国。数百年来，克利提达号的存在已是公开的秘密，如今这又得到一群海洋考古学家的证实。本片探索了这一发现对这群后裔的影响，她他们将设法疏理过去，同时成为自己今后命运的主宰。

On April 20, 2010, the Deepwater Horizon oil rig exploded in the Gulf of Mexico. It killed 11 workers and caused the worst oil spill in American history. The explosion still haunts the lives of those most intimately affected, though the story has long ago faded from the front page. At once a fascinating corporate thriller, a heartbreaking human drama and a peek inside the walls...