Kendra Malley is called to the U.S. to investigate a high-speed train crash in rural Michigan.
Kendra learns about a mysterious passenger on the run after escaping from U.S. Marshals' custody.
Kendra shares information with her FBI counterpart; Kendra gets a big break in the case.
Kendra looks for connections between the victims; Max and Kendra hatch a plan with the FBI.