" The Sinner" follows a young mother who to her horror, when on a day trip with her husband , commits a startling act of violence , son has no idea ason 2 of The Sinner is coming sooner than expected. " Sinner Man" has been incorporated in many other of the media arts. Follows the story of a young woman who commits a horrific act of violence to her surprise, rage has no idea why.Download sinner season 1. When a chilling murder sends shockwaves through a small town, a haunted detective' s hunt for answers unravels a web of sinister secrets. The investigator who becomes obsessed with the case is determined to dig into her past and figure out why this is happening. THE SINNER follows a young mother ( Jessica Biel) who to her horror, commits a startling act of violence , when on a day trip with her husband ( Christopher Abbott) , son has no idea why. We' ve known that it would arrive sometime in August, but now we know the second installment of the series kicks off right when the month.