Board Thread:Supergirl discussions/@comment-27700324-20180207005508

The D.E.O. captures a second World killer, Purity. Supergirl and Alex use very different methods of interrogation with Purity in the hopes of finding out how to defeat Reign. However, Purity escapes and attacks the city’s subway tunnels. Meanwhile, J'onn, Winn and Mon-El band together to fix the Legion ship. 