This investigative documentary reveals a compelling narrative driven by vivid personalities as we journey together from Arizona to Zambia to learn about one of the world's greatest and least-known threats. The world's superpowers are secretly preparing for a scarcity that will spark civil wars, topple governments and trigger a mass migration of hundreds of millions of refugees. From China to Russia to Saudi Arabia, governments and big business are preparing to grab the world's last remaining resources of farmland and fresh water, quietly stockpiling food... for themselves.