After graduating from Harvard, Bryan Stevenson had his pick of lucrative jobs. Instead, he heads to Alabama to defend those wrongly condemned or who were not afforded proper representation, with the support of local advocate Eva Ansley. One of his first, and most incendiary, cases is that of Walter McMillian, who, in 1987, was sentenced to die for the notorious murder of an 18-year-old girl, despite a preponderance of evidence proving his innocence and the fact that the only testimony against him came from a criminal with a motive to lie.