<P> In the first season , Kara is forced to reveal her powers , and becomes National City 's protector . Kara discovers that hundreds of the criminals her mother imprisoned are hiding on Earth , including her aunt Astra and Astra 's husband Non . Kara works with her adoptive sister Alex Danvers to fight these criminals , alongside the Green Martian J'onn J'onzz , her cousin 's friend James Olsen , and tech genius Winn Schott , Jr . </P>
<P> In the first season , Kara is forced to reveal her powers , and becomes National City 's protector . Kara discovers that hundreds of the criminals her mother imprisoned are hiding on Earth , including her aunt Astra and Astra 's husband Non . Kara works with her adoptive sister Alex Danvers to fight these criminals , alongside the Green Martian J'onn J'onzz , her cousin 's friend James Olsen , and tech genius Winn Schott , Jr . </P>
what city does supergirl protect in the show
what city does supergirl protect in the show
National City
National City