The apparent suicide of a female freshman on a college campus brings Sara back in contact with an old nemesis.
Maya writes to her father when the class receives an assignment about forgiveness, and Riley attempts to forgive Auggie for destroying something important to her.
The team delve into the seedy side of air travel when a flight attendant is brutally murdered. With a variety of suspects to consider, the team struggle to ascertain who committed the sadistic act.
Jonas and the team force a Department of Defense official to go with them on an assignment and experience the realities of war; Kim and her children are secretly reunited.