Join MI6 operative Frank Ryder as he assists a team of American Special Forces tasked with disabling two major dams in northern Iran. American spy networks in Tehran have been compromised, the operation brought to a halt, and British Intelligence have been called in to help in the form of Ryder and British spy networks operating in the Iranian capital. In a separate operation unknown to both the Americans and the British, Israeli intelligence have sent their own Special Forces into Iran to search for a secret missile base in the remote Zagros Mountains. Both teams are captured by the Iranians before they reach their targets, but they manage to escape, together with a group of Iranian insurgents. Ryder, the Americans and the insurgents agree to accompany the Israelis in their search for the missile base. Met with a series of hazardous escapades, hardship and privations in their search through the rugged Zagros range, pursued by the enemy, will they find a secret base? Will they be...