Season 3 Episode 13 Both Sides Now Synopsis, Episode Stills and Trailer

Here we go. Episode 13 is going to be upon us and we have another Worldkiller in Purity! SYNOPSIS The DEO captures a second Worldkiller, Purity (guest star Krys Marshall). Supergirl (Melissa Benoist) and Alex (Chyler Leigh) use very different methods of interrogation...