Emily Chase learns of her true identity as the daughter of Faraz Hamzad while outside forces threaten her and her new family.

Dan and Emily Chase reunite for the first time in many years and must protect the Hamzad village from the Taliban.

Chase and Harper try to convince Morgan Bote to help Emily, but when Zoe McDonald resurfaces, they realize the story's much bigger than they thought.

Chase, Harper, and Zoe take refuge in Harper's house only to receive tragic news.

Chase and Zoe must track down Hamzad's lawyer in London, while Harper must recruit an unlikely partner.

Chase is taken captive by Suleyman Pavlovich as he risks everything to save Zoe. Harper must go to the opposite end of the earth to confront his past.

Everything is on the line as Zoe must save Chase's life, while Harper's misstep puts him in peril.