Supergirl

S04E01 American Alien

Title: American Alien Plot: Kara returns to the world of journalism, introducing a rookie reporter to the CatCo team. Simultaneously, James and Lena find themselves in a heated debate over James' looming indictment linked to his role as the vigilante Guardian. Over at the DEO, Alex and Brainy face challenges in their collaboration. Supergirl is summoned when remnants of the anti-alien group Cadmus plot to eliminate pro-alien advocates, revealing a far more malevolent agenda than she anticipated. Meanwhile, J’onn enjoys a tranquil new chapter in his life, but a reunion with an old friend raises unsettling questions.