Supergirl and the DEO are doled out to ensure the President when an assault on her causes outsider versus human rights in National City to warm up. Alex explores the case with Maggie Sawyer while Kara fears Mon-El might be mindful.
Supergirl S02E04, An outsider body is found, and the DEO find the killer, who is seized by obscure furnished men. Maggie and Alex track him down to a mystery office facilitating individuals of high political and sparing status keep running by a lady, later distinguished as Veronica Sinclair, otherwise called Roulette.
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.