Cousins Kal-El and Kara Zor-El are sent to Earth before Krypton’s approaching obliteration. The planet’s implosion powers Kara’s boat off base and into the Phantom Zone for a long time, before arriving on Earth. Kal, presently working as the superhuman Superman in Metropolis, puts Kara being taken care of by the Danvers in National City. […]
Supergirl S02E05, Alex discovers that Maggie has said a final farewell to her better half and offers her another date, with Maggie acknowledging Alex is a lesbian, and Alex herself tolerating the reality.
Supergirl S02E16, When Alex and Maggie are sleeping together on the couch, and Kara and her boyfriend kiss on the other couch too. They found out that their TV are interferenced by someone or something.