Ben leaps into Alexandra Tomkinson, a medical resident in a Seattle hospital. As victims from a train crash pour into the ER, Addison reveals Ben’s complicated mission, he must go…

In the aftermath of the prison break at Hiram’s jail, Archie leads the charge to round up the remaining convicts on the loose. Tabitha reaches out for Betty’s help when…

Desperate to defuse a nuclear standoff, Liam receives help from an unlikely source. Also, with Darius missing, Harris and Grace take matters into their own hands.