Chase and Zoe enter the lion's den. As Harper ends one partnership, another begins.

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 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.