In Beirut in 1972, American diplomat Mason Skels (Joeham) hosted a party, and terrorists suddenly attacked the party, causing a bloody tragedy......　　After 10 years, Mason returned to Boston to work, but also became an alcoholic. One day, a stranger approached him and gave him a passport, a plane ticket and cash, as well as an urgent invitation from his "friends" to fly to Beirut immediately. He arrives reluctantly, seeing that the former picturesque coastal city has become a war zone deeply affected by violence, he soon learns the real reason for being summoned back - the terrorists have kidnapped his good friend, the CIA agent Carl Riley (played by Mark Peregrino), and the US embassy has given him the task of going to negotiate on the condition that the terrorist leader Abrajal be released, he is said to be imprisoned by Israel, and he must exchange Abrajal's freedom for Karlly.　　The embassy sends Shandy Claude (Rosamon Pike) to assist Mason in the negotiations, he secretly meets with the kidnappers and tries to find clues to help him clarify the power pull between Israeli military bosses, American politicians, Palestine Liberation Front ministers and corrupt bureaucrats. He is haunted by the trauma of the past and faces a difficult question: Who are you going to trust in a world where truth only emerges in expedient or favorable moments?