Despite Seo-hae's insistence that he lie low, Tae-sul focuses on tracking down an enigmatic figure who seems to be tied to everything.

While sitting in the stands at the high school football game, Lois and Chrissy spot fish out of water Morgan Edge conversing with Mayor Dean and Kyle Kushing, and the two see right through this insincere move to try to win over the town. Meanwhile, Clark agrees to help Lois out at a town hall meeting, but things get tense when he finds himself pulled in two different directions. Lastly, Jonathan is having mixed emotions about Jordan's newfound status.

As Eva becomes more powerful, Barry and team must find a way to stop her. They are shocked when an old friend - Sue Dearbon risks her life to help.

An engineering catastrophe on Snowpiercer forces Layton to make a difficult choice, one that might cost him everything.

As Ryan’s condition worsens, she questions Batwoman’s "no killing" code when she realizes the opportunity to avenge her mother is slipping away. Tatiana fills in the gaps for Alice about her time on Coryana and her history with Ocean.

When Barry suddenly gains the power of speed thinking, he attempts to use his new gift to save Iris. While Barry is thrilled with his new power, Cisco is hesitant to trust it. Meanwhile, Eva must face a shattering truth.

Clark shares some of his Kryptonian history with Jordan and Jonathan during a family breakfast. Meanwhile, Lois and Chrissy dig deeper to uncover the truth about Morgan Edge.

Seo-hae urges Sun to flee the country, and asks Mr. Park to do her a favor in exchange for an item he's eager to get his hands on.

Seo-hae infiltrates Eddy Kim's party with a mission. After a series of distressing events, Tae-sul realizes he cannot trust everyone around him.

Layton and Till investigate the murders. Wilford leads Miss Audrey down a dark path.