After a startling breakthrough on the case, Peter turns to Golan for new clues; Ridell pressures Lynn to get Peter out of the country; Debbie must trade with Tad Billingham; Rabbi Lev and a partner work in the underground tunnels.

Lynn suspects that there may be a mole at the consulate; Margrove and Peter both head to a convent, but they have different goals; and Debbie returns to the compound seeking vengeance.

An ancient religious sect is ready to enact its plan; Peter partners with unlikely allies; Lynn realizes the depth of the conspiracy while investigating Ridell; Golan tries to crack more clues from the Donaldson case; and Avram moves to protect his valuable asset.

Peter races to stop the Order of Moriah's plans of destroying the Temple Mount.