In the heart of the Ozarks, the mystery surrounding a chilling crime deepens over three decades in Season 3 of the acclaimed HBO series. Academy Award and Golden Globe winner Mahershala Ali stars as Wayne Hays, a retired detective who's been tormented for 35 years by a case involving the 1980 disappearance of two children in West Finger, Arkansas. As the ageing Hays ruminates on the investigation with the producer of a true-crime documentary, details are revealed about the case and Hays' haunted past.