After a beautiful episode last night which also featured the use of Lex suit by Lilian Luthor. Next week will see Supergirl battles another World-killer Purity who might team up with Reign to destroy the city and its hero.
From the synopsis, it seems the purity will escape from the DEO which will result in the duel between her and the girl of steel.
Watch the Trailer titled “Both Sides”
Check out the synopsis below:
THE DEO CAPTURES ANOTHER WORLDKILLER – The DEO captures a second Worldkiller, Purity (guest star Krys Marshall). Supergirl (Melissa Benoist) and Alex (Chyler Leigh) use very different methods of interrogation with Purity in the hopes of finding out how to defeat Reign (Odette Annable). However, Purity escapes and attacks the city’s subway tunnels. Meanwhile, J’onn (David Harewood), Winn (Jeremy Jordan) and Mon-El (Christopher Wood) band together to fix the Legion ship. Jesse Warn directed the episode written by Jessica Queller & Paula Yoo (#313). Original airdate 2/5/2018.