In 1991, the murder of four teenage girls rocks the city of Austin, Texas, but a lack of hard evidence soon thwarts the investigation.

After years of false leads and wrongful arrests, new investigators take over the case and revisit a key interrogation video.

The police revisit the young suspects, leading to conflicting and ever-changing information – and two confessions.

2009. When new DNA evidence leads to Springsteen and Scott's release, the victims' families must grapple with the unknown.