Supergirl Episode 15 review aka reaction! Beyond The Trailer gives a breakdown of Solitude today with Indigo & The Fortress of Solitude!\rbr\rbr\rbr\rbrA review and recap of Supergirl Episode 15! Indigo aka Brainiac 8 infects Supergirls world and we see the Fortress of Solitude! Listen to my podcast, Geek .\rbr\rbrSupergirl Episode 14 review aka reaction! Beyond The Trailer gives a breakdown of Truth Justice and The American Way, today! .\rbr\rbrSPOILER WARNING* Our review of CBSs Supergirl Season 1 Episode 15 entitled Solitude includes our thoughts on all the insanity that went down this .