S4E15
Episode 15: O Brother, Where Art Thou?
⚠ Spoiler alert This recap gives away what happens in this episode.
Episode Summary & Review
James undergoes surgery to replace his shattered spine, and Lena has no choice but to work with her brother Lex to perfect the Harun-El serum to cure James before he dies. J’onn and Kara track down Manchester, who has recovered the Staff of H’ronmeer and attempts to turn J’onn from the path of peace.