Supergirl Temporada 4 Episódio 15

Secretly furloughed from prison due to failing health, Lex Luthor visits his sister, Lena, to seek her help finding a cure. Savvy as ever, Lena is suspicious of Lexs motives but when shes faced with a life and death situation, she must decide how she truly feels about her brother. Meanwhile, Supergirl and Jonn face off against Manchester Black. James sister Kelly comes to town.