When Sophie must face a foe from her rookie days with The Crows, Ryan, Mary and Luke are also pulled into the villain's game. Meanwhile, the tables turn on Alice when she finds herself in dire circumstances, and Jacob continues to revisit the past.
Part two of the flashback episodes pick up where things left off - Young Kara experiences kryptonite for the first time, Nia and Brainy are trapped by invading aliens, and a young Cat Grant may be the reason Supergirl never gets out of the Phantom Zone.
Nia and Brainy attempt to save Supergirl from the Phantom Zone by time traveling back to Kara's home in 2009. While determined to secure the item needed to help Supergirl, Brainy is worried about keeping a low profile so as not to alter the future timeline. However, when their ship crashes upon arrival, a young Kara Danvers is the first on the scene. Meanwhile, a young reporter named Cat Grant sets her sights on Midvale as she suspects there is a big story in the small town.
On the run, June and the fugitive Handmaids seek refuge. In Gilead, Aunt Lydia reels from the loss of 86 children on Angels’ Flight. The combative Waterfords, in custody in Toronto, learn of June’s feat.
Supergirl finds an opportunity to escape from the Phantom Zone but it comes with some dangerous strings attached. Meanwhile, Lena joins the Super Friends on a mission but finds she disagrees with their plan of action against the Phantoms and wonders if she is truly ready to be a part of the team.