Supergirl’s 17th episode (“Trinity”) was rife with the usual humor (Brainy is unintentionally hilarious), while being packed with struggle. Whether the Trinity refers to Reign, Pestilence, and Purity (Krys Marshall was fantastic, fyi)—or Kara, Alex, and Lena—this episode was about allegiances and alliances. All were tested or proven. It was good to see Alex kick […]
