Ep 15. Exodus

Kara Danvers is back as Supergirl, and this time she's taking on a new threat in National City. In season 2 episode 15, titled "Exodus," the Girl of Steel must stop an alien race known as the Daxamites from enslaving the inhabitants of Earth. Meanwhile, Alex and Maggie continue to struggle with their differing opinions on having children.

As Supergirl, Kara is forced to confront her feelings for her ex-boyfriend Mon-El, who is revealed to be a prince of the Daxamite race. Mon-El is torn between his loyalty to his people and his love for Kara, and the tension between them only grows as the situation becomes more dire.

At the same time, President Marsdin announces her plans to deport all aliens living on Earth, causing a rift between Supergirl and her adoptive sister Alex, who works for the Department of Alien Affairs. Alex and her girlfriend Maggie also continue to have disagreements about their future together, with Maggie wanting children and Alex uncertain about her own desires.

As the Daxamites launch a full-scale invasion of National City, Supergirl must rally her friends and allies to save the city and stop the alien threat. Along the way, she must confront her own personal demons and make tough decisions about her relationships with Mon-El, Alex, and her fellow heroes.

"Exodus" is a thrilling episode that explores themes of loyalty, love, and family, while also delivering plenty of action and drama. With stunning special effects and a strong cast of characters, Supergirl continues to push the boundaries of what a superhero show can be.