When a sniper leaves Ben Hope's friend fighting for his life, the former SAS major declares war on the men responsible. But the revenge mission gets complicated when a mysterious letter reveals Ben to be the real target. Professor Anna Manzini is on the cusp of a major discovery: the location of the lost Babylon idol, a statue of immeasurable value. But when word of Anna's work reaches her enemies, Ben must keep one step ahead of a powerful maniac.