Kara, devastated by the loss of Krypton, struggles to adjust to her new life on Earth. Her cousin, Superman, mentors her and suggests she leave their space-time to attend the Legion Academy in the 31st century, where she makes new friends and a new enemy: Brainiac 5. Meanwhile, she must contend with a mysterious group called the Dark Circle as it searches for a powerful weapon held in the Academy’s vault.
Elenco: Meg Donnelly , Harry Shum Jr. , Darren Criss , Matt Bomer , Jensen Ackles , Cynthia Hamidi , Gideon Adlon , Ely Henry , Robbie Daymond , Yuri Lowenthal , Eric Lopez , Darin De Paul , Ben Diskin , Victoria Grace , Jennifer Hale , Daisy Lightfoot , Zeno Robinson .