Peter continues his personal quest to find the murderer of a young American while also pursuing the escaped Yussef Khalid. Peter and Detective Golan Cohen forge an uneasy alliance as Peter grapples with staying one step ahead of his partner. Elsewhere, Avram's journey with the red heifer to Israel encounters a dangerous road block. Meanwhile, Tad Billingham and his disciples prepare Josh for a new life and an event that could alter the fate of the world.

Peter's discovery of an ancient coded secret leads to a race to find the final stone; Debbie faces the consequences for her attempted kidnapping of Josh; and Avram is shadowed by a deadly assassin.