The man Jason Bourne fishes out of the freezing sea is near death, half-drowned and bleeding profusely from a gunshot wound. A Mossad agent named Rebeka is so determined to find this injured man that she has cut her ties to her agency, and is now being stalked by Mossad's most feared killer. Do the answers to these mysteries lie back in southeast Lebanon, in a secret encampment to which Bourne and Rebeka escaped following a firefight weeks ago?