It isn’t a great sign, feeling you have to do homework before watching a new season of a TV show (hi, Ozark). But here we are. The third season of The Sinner left many viewers feeling lukewarm about the police procedural heading into the newest chapter.
If you’re embarking on season 4, having forgotten the events of season 3 or having left it alone completely, then this guide is for you. The great news is that the…