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.

Dig tells the story of a murder mystery set against the backdrop of modern day Jerusalem, a city shrouded in ancient intrigue. FBI agent Peter Connelly has had his fair share of heartbreak. Anxious to leave his personal demons behind, Peter takes a job stationed in Israel under the guidance of his new boss, and occasional lover, Lynn Monahan. When he sets out to solve the murder of a young American, Peter soon finds himself embroiled in an international mystery that delves into the Holy Land's darkest secrets. What he discovers is a conspiracy thousands of years in-the -making that threatens to change the course of history. While Peter races to figure out what it all means, he quickly finds that he may not be the only one searching for answers.