Clark makes a startling discovery about Morgan Edge.

An undercover assignment reveals a deadly foe that promises to change the Kent family forever; John Henry is haunted by his doppelgänger's past; Sarah explores what the future holds for her and Jordan; Gen. Samuel Lane reclaims his post.

Clark and Chrissy both notice a small crack in Lois' game face. Meanwhile, Sarah and Jordan have an awkward encounter. Lastly, Lana receives a panicked phone call.

Lois and Chrissy pursue a new lead in the Mannheim investigation against Clark's wishes. Meanwhile, Jonathan, Jordan, and Nat's attempt at a kind gesture is complicated by an unexpected obstacle. Lastly, Lana, Sarah, and Kyle adjust to their own new normal.

Clark and General Lane are both having a hard time giving Lois room to make her own decisions. Meanwhile, Lana and Sarah have a run-in with an old friend at the diner. Lastly, Natalie has a surprise visitor.

Clark finds himself in uncharted territory, and Lois bonds with a new friend. Meanwhile, Superman pays Bruno Mannheim a surprise visit. Lastly, Lana puts Sarah in charge while she's away at a meeting with Chrissy.

Superman and John Henry clash over how to handle Bruno Mannheim, while Lois worries over upcoming treatments and confides in Lana about her early courtship with Clark. Meanwhile, Jonathan, Jordan, and Sarah work together to help Natalie deal with the aftermath of meeting Matteo's family.